20618712

素因数分解:

$2^3\times 3^4\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:742

約数の個数: 80

約数和(自身を含む): 59067360

約数和(自身を除く): 38448648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 81, 94, 108, 141, 162, 188, 216, 282, 324, 376, 423, 564, 648, 677, 846, 1128, 1269, 1354, 1692, 2031, 2538, 2708, 3384, 3807, 4062, 5076, 5416, 6093, 7614, 8124, 10152, 12186, 15228, 16248, 18279, 24372, 30456, 31819, 36558, 48744, 54837, 63638, 73116, 95457, 109674, 127276, 146232, 190914, 219348, 254552, 286371, 381828, 438696, 572742, 763656, 859113, 1145484, 1718226, 2290968, 2577339, 3436452, 5154678, 6872904, 10309356, 20618712]

約数ペア:

[(1, 20618712), (2, 10309356), (3, 6872904), (4, 5154678), (6, 3436452), (8, 2577339), (9, 2290968), (12, 1718226), (18, 1145484), (24, 859113), (27, 763656), (36, 572742), (47, 438696), (54, 381828), (72, 286371), (81, 254552), (94, 219348), (108, 190914), (141, 146232), (162, 127276), (188, 109674), (216, 95457), (282, 73116), (324, 63638), (376, 54837), (423, 48744), (564, 36558), (648, 31819), (677, 30456), (846, 24372), (1128, 18279), (1269, 16248), (1354, 15228), (1692, 12186), (2031, 10152), (2538, 8124), (2708, 7614), (3384, 6093), (3807, 5416), (4062, 5076)]