20342810852

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{312217}}^1$

素因数の和:312420

約数の個数: 48

約数和(自身を含む): 44060204160

約数和(自身を除く): 23717393308

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 179, 182, 358, 364, 716, 1253, 2327, 2506, 4654, 5012, 9308, 16289, 32578, 65156, 312217, 624434, 1248868, 2185519, 4058821, 4371038, 8117642, 8742076, 16235284, 28411747, 55886843, 56823494, 111773686, 113646988, 223547372, 391207901, 726528959, 782415802, 1453057918, 1564831604, 2906115836, 5085702713, 10171405426, 20342810852]

約数ペア:

[(1, 20342810852), (2, 10171405426), (4, 5085702713), (7, 2906115836), (13, 1564831604), (14, 1453057918), (26, 782415802), (28, 726528959), (52, 391207901), (91, 223547372), (179, 113646988), (182, 111773686), (358, 56823494), (364, 55886843), (716, 28411747), (1253, 16235284), (2327, 8742076), (2506, 8117642), (4654, 4371038), (5012, 4058821), (9308, 2185519), (16289, 1248868), (32578, 624434), (65156, 312217)]