20718307332

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{2423}}^1$

素因数の和:2924

約数の個数: 144

約数和(自身を含む): 57316546560

約数和(自身を除く): 36598239228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 463, 486, 513, 684, 926, 972, 1026, 1389, 1539, 1852, 2052, 2423, 2778, 3078, 4167, 4617, 4846, 5556, 6156, 7269, 8334, 8797, 9234, 9692, 12501, 14538, 16668, 17594, 18468, 21807, 25002, 26391, 29076, 35188, 37503, 43614, 46037, 50004, 52782, 65421, 75006, 79173, 87228, 92074, 105564, 112509, 130842, 138111, 150012, 158346, 184148, 196263, 225018, 237519, 261684, 276222, 316692, 392526, 414333, 450036, 475038, 552444, 588789, 712557, 785052, 828666, 950076, 1121849, 1177578, 1242999, 1425114, 1657332, 2137671, 2243698, 2355156, 2485998, 2850228, 3365547, 3728997, 4275342, 4487396, 4971996, 6731094, 7457994, 8550684, 10096641, 11186991, 13462188, 14915988, 20193282, 21315131, 22373982, 30289923, 40386564, 42630262, 44747964, 60579846, 63945393, 85260524, 90869769, 121159692, 127890786, 181739538, 191836179, 255781572, 272609307, 363479076, 383672358, 545218614, 575508537, 767344716, 1090437228, 1151017074, 1726525611, 2302034148, 3453051222, 5179576833, 6906102444, 10359153666, 20718307332]

約数ペア:

[(1, 20718307332), (2, 10359153666), (3, 6906102444), (4, 5179576833), (6, 3453051222), (9, 2302034148), (12, 1726525611), (18, 1151017074), (19, 1090437228), (27, 767344716), (36, 575508537), (38, 545218614), (54, 383672358), (57, 363479076), (76, 272609307), (81, 255781572), (108, 191836179), (114, 181739538), (162, 127890786), (171, 121159692), (228, 90869769), (243, 85260524), (324, 63945393), (342, 60579846), (463, 44747964), (486, 42630262), (513, 40386564), (684, 30289923), (926, 22373982), (972, 21315131), (1026, 20193282), (1389, 14915988), (1539, 13462188), (1852, 11186991), (2052, 10096641), (2423, 8550684), (2778, 7457994), (3078, 6731094), (4167, 4971996), (4617, 4487396), (4846, 4275342), (5556, 3728997), (6156, 3365547), (7269, 2850228), (8334, 2485998), (8797, 2355156), (9234, 2243698), (9692, 2137671), (12501, 1657332), (14538, 1425114), (16668, 1242999), (17594, 1177578), (18468, 1121849), (21807, 950076), (25002, 828666), (26391, 785052), (29076, 712557), (35188, 588789), (37503, 552444), (43614, 475038), (46037, 450036), (50004, 414333), (52782, 392526), (65421, 316692), (75006, 276222), (79173, 261684), (87228, 237519), (92074, 225018), (105564, 196263), (112509, 184148), (130842, 158346), (138111, 150012)]