20163744648

素因数分解:

$2^3\times 3^2\times {\mathrm{647}}^1\times {\mathrm{432847}}^1$

素因数の和:433506

約数の個数: 48

約数和(自身を含む): 54694673280

約数和(自身を除く): 34530928632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 647, 1294, 1941, 2588, 3882, 5176, 5823, 7764, 11646, 15528, 23292, 46584, 432847, 865694, 1298541, 1731388, 2597082, 3462776, 3895623, 5194164, 7791246, 10388328, 15582492, 31164984, 280052009, 560104018, 840156027, 1120208036, 1680312054, 2240416072, 2520468081, 3360624108, 5040936162, 6721248216, 10081872324, 20163744648]

約数ペア:

[(1, 20163744648), (2, 10081872324), (3, 6721248216), (4, 5040936162), (6, 3360624108), (8, 2520468081), (9, 2240416072), (12, 1680312054), (18, 1120208036), (24, 840156027), (36, 560104018), (72, 280052009), (647, 31164984), (1294, 15582492), (1941, 10388328), (2588, 7791246), (3882, 5194164), (5176, 3895623), (5823, 3462776), (7764, 2597082), (11646, 1731388), (15528, 1298541), (23292, 865694), (46584, 432847)]