20197980162

素因数分解:

$2^1\times 3^2\times {\mathrm{179}}^1\times {\mathrm{2333}}^1\times {\mathrm{2687}}^1$

素因数の和:5207

約数の個数: 48

約数和(自身を含む): 44042019840

約数和(自身を除く): 23844039678

約数列:

[1, 2, 3, 6, 9, 18, 179, 358, 537, 1074, 1611, 2333, 2687, 3222, 4666, 5374, 6999, 8061, 13998, 16122, 20997, 24183, 41994, 48366, 417607, 480973, 835214, 961946, 1252821, 1442919, 2505642, 2885838, 3758463, 4328757, 6268771, 7516926, 8657514, 12537542, 18806313, 37612626, 56418939, 112837878, 1122110009, 2244220018, 3366330027, 6732660054, 10098990081, 20197980162]

約数ペア:

[(1, 20197980162), (2, 10098990081), (3, 6732660054), (6, 3366330027), (9, 2244220018), (18, 1122110009), (179, 112837878), (358, 56418939), (537, 37612626), (1074, 18806313), (1611, 12537542), (2333, 8657514), (2687, 7516926), (3222, 6268771), (4666, 4328757), (5374, 3758463), (6999, 2885838), (8061, 2505642), (13998, 1442919), (16122, 1252821), (20997, 961946), (24183, 835214), (41994, 480973), (48366, 417607)]