20142756

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 59439744

約数和(自身を除く): 39296988

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 27, 34, 36, 46, 51, 53, 54, 68, 69, 81, 92, 102, 106, 108, 138, 153, 159, 162, 204, 207, 212, 243, 276, 306, 318, 324, 391, 414, 459, 477, 486, 612, 621, 636, 782, 828, 901, 918, 954, 972, 1173, 1219, 1242, 1377, 1431, 1564, 1802, 1836, 1863, 1908, 2346, 2438, 2484, 2703, 2754, 2862, 3519, 3604, 3657, 3726, 4131, 4293, 4692, 4876, 5406, 5508, 5589, 5724, 7038, 7314, 7452, 8109, 8262, 8586, 10557, 10812, 10971, 11178, 12879, 14076, 14628, 16218, 16524, 17172, 20723, 21114, 21942, 22356, 24327, 25758, 31671, 32436, 32913, 41446, 42228, 43884, 48654, 51516, 62169, 63342, 65826, 72981, 82892, 95013, 97308, 98739, 124338, 126684, 131652, 145962, 186507, 190026, 197478, 218943, 248676, 291924, 296217, 373014, 380052, 394956, 437886, 559521, 592434, 746028, 875772, 1119042, 1184868, 1678563, 2238084, 3357126, 5035689, 6714252, 10071378, 20142756]

約数ペア:

[(1, 20142756), (2, 10071378), (3, 6714252), (4, 5035689), (6, 3357126), (9, 2238084), (12, 1678563), (17, 1184868), (18, 1119042), (23, 875772), (27, 746028), (34, 592434), (36, 559521), (46, 437886), (51, 394956), (53, 380052), (54, 373014), (68, 296217), (69, 291924), (81, 248676), (92, 218943), (102, 197478), (106, 190026), (108, 186507), (138, 145962), (153, 131652), (159, 126684), (162, 124338), (204, 98739), (207, 97308), (212, 95013), (243, 82892), (276, 72981), (306, 65826), (318, 63342), (324, 62169), (391, 51516), (414, 48654), (459, 43884), (477, 42228), (486, 41446), (612, 32913), (621, 32436), (636, 31671), (782, 25758), (828, 24327), (901, 22356), (918, 21942), (954, 21114), (972, 20723), (1173, 17172), (1219, 16524), (1242, 16218), (1377, 14628), (1431, 14076), (1564, 12879), (1802, 11178), (1836, 10971), (1863, 10812), (1908, 10557), (2346, 8586), (2438, 8262), (2484, 8109), (2703, 7452), (2754, 7314), (2862, 7038), (3519, 5724), (3604, 5589), (3657, 5508), (3726, 5406), (4131, 4876), (4293, 4692)]