19180069140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{494077}}^1$

素因数の和:494736

約数の個数: 48

約数和(自身を含む): 53787307392

約数和(自身を除く): 34607238252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 1294, 1941, 2588, 3235, 3882, 6470, 7764, 9705, 12940, 19410, 38820, 494077, 988154, 1482231, 1976308, 2470385, 2964462, 4940770, 5928924, 7411155, 9881540, 14822310, 29644620, 319667819, 639335638, 959003457, 1278671276, 1598339095, 1918006914, 3196678190, 3836013828, 4795017285, 6393356380, 9590034570, 19180069140]

約数ペア:

[(1, 19180069140), (2, 9590034570), (3, 6393356380), (4, 4795017285), (5, 3836013828), (6, 3196678190), (10, 1918006914), (12, 1598339095), (15, 1278671276), (20, 959003457), (30, 639335638), (60, 319667819), (647, 29644620), (1294, 14822310), (1941, 9881540), (2588, 7411155), (3235, 5928924), (3882, 4940770), (6470, 2964462), (7764, 2470385), (9705, 1976308), (12940, 1482231), (19410, 988154), (38820, 494077)]