189780246

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{61657}}^1$

素因数の和:61690

約数の個数: 40

約数和(自身を含む): 447637080

約数和(自身を除く): 257856834

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 61657, 123314, 184971, 369942, 554913, 1109826, 1171483, 1664739, 2342966, 3329478, 3514449, 4994217, 7028898, 9988434, 10543347, 21086694, 31630041, 63260082, 94890123, 189780246]

約数ペア:

[(1, 189780246), (2, 94890123), (3, 63260082), (6, 31630041), (9, 21086694), (18, 10543347), (19, 9988434), (27, 7028898), (38, 4994217), (54, 3514449), (57, 3329478), (81, 2342966), (114, 1664739), (162, 1171483), (171, 1109826), (342, 554913), (513, 369942), (1026, 184971), (1539, 123314), (3078, 61657)]