20175886518

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{12919}}^1$

素因数の和:13253

約数の個数: 64

約数和(自身を含む): 43602209280

約数和(自身を除く): 23426322762

約数列:

[1, 2, 3, 6, 17, 34, 51, 61, 102, 122, 183, 251, 366, 502, 753, 1037, 1506, 2074, 3111, 4267, 6222, 8534, 12801, 12919, 15311, 25602, 25838, 30622, 38757, 45933, 77514, 91866, 219623, 260287, 439246, 520574, 658869, 780861, 788059, 1317738, 1561722, 1576118, 2364177, 3242669, 4728354, 6485338, 9728007, 13397003, 19456014, 26794006, 40191009, 55125373, 80382018, 110250746, 165376119, 197802809, 330752238, 395605618, 593408427, 1186816854, 3362647753, 6725295506, 10087943259, 20175886518]

約数ペア:

[(1, 20175886518), (2, 10087943259), (3, 6725295506), (6, 3362647753), (17, 1186816854), (34, 593408427), (51, 395605618), (61, 330752238), (102, 197802809), (122, 165376119), (183, 110250746), (251, 80382018), (366, 55125373), (502, 40191009), (753, 26794006), (1037, 19456014), (1506, 13397003), (2074, 9728007), (3111, 6485338), (4267, 4728354), (6222, 3242669), (8534, 2364177), (12801, 1576118), (12919, 1561722), (15311, 1317738), (25602, 788059), (25838, 780861), (30622, 658869), (38757, 520574), (45933, 439246), (77514, 260287), (91866, 219623)]