20649492

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 60008256

約数和(自身を除く): 39358764

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 27, 34, 36, 46, 51, 54, 68, 69, 81, 92, 102, 108, 138, 153, 162, 163, 204, 207, 276, 306, 324, 326, 391, 414, 459, 489, 612, 621, 652, 782, 828, 918, 978, 1173, 1242, 1377, 1467, 1564, 1836, 1863, 1956, 2346, 2484, 2754, 2771, 2934, 3519, 3726, 3749, 4401, 4692, 5508, 5542, 5868, 7038, 7452, 7498, 8313, 8802, 10557, 11084, 11247, 13203, 14076, 14996, 16626, 17604, 21114, 22494, 24939, 26406, 31671, 33252, 33741, 42228, 44988, 49878, 52812, 63342, 63733, 67482, 74817, 99756, 101223, 126684, 127466, 134964, 149634, 191199, 202446, 224451, 254932, 299268, 303669, 382398, 404892, 448902, 573597, 607338, 764796, 897804, 1147194, 1214676, 1720791, 2294388, 3441582, 5162373, 6883164, 10324746, 20649492]

約数ペア:

[(1, 20649492), (2, 10324746), (3, 6883164), (4, 5162373), (6, 3441582), (9, 2294388), (12, 1720791), (17, 1214676), (18, 1147194), (23, 897804), (27, 764796), (34, 607338), (36, 573597), (46, 448902), (51, 404892), (54, 382398), (68, 303669), (69, 299268), (81, 254932), (92, 224451), (102, 202446), (108, 191199), (138, 149634), (153, 134964), (162, 127466), (163, 126684), (204, 101223), (207, 99756), (276, 74817), (306, 67482), (324, 63733), (326, 63342), (391, 52812), (414, 49878), (459, 44988), (489, 42228), (612, 33741), (621, 33252), (652, 31671), (782, 26406), (828, 24939), (918, 22494), (978, 21114), (1173, 17604), (1242, 16626), (1377, 14996), (1467, 14076), (1564, 13203), (1836, 11247), (1863, 11084), (1956, 10557), (2346, 8802), (2484, 8313), (2754, 7498), (2771, 7452), (2934, 7038), (3519, 5868), (3726, 5542), (3749, 5508), (4401, 4692)]