19883904

素因数分解:

$2^7\times 3^1\times {\mathrm{53}}^1\times {\mathrm{977}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 53868240

約数和(自身を除く): 33984336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 318, 384, 424, 636, 848, 977, 1272, 1696, 1954, 2544, 2931, 3392, 3908, 5088, 5862, 6784, 7816, 10176, 11724, 15632, 20352, 23448, 31264, 46896, 51781, 62528, 93792, 103562, 125056, 155343, 187584, 207124, 310686, 375168, 414248, 621372, 828496, 1242744, 1656992, 2485488, 3313984, 4970976, 6627968, 9941952, 19883904]

約数ペア:

[(1, 19883904), (2, 9941952), (3, 6627968), (4, 4970976), (6, 3313984), (8, 2485488), (12, 1656992), (16, 1242744), (24, 828496), (32, 621372), (48, 414248), (53, 375168), (64, 310686), (96, 207124), (106, 187584), (128, 155343), (159, 125056), (192, 103562), (212, 93792), (318, 62528), (384, 51781), (424, 46896), (636, 31264), (848, 23448), (977, 20352), (1272, 15632), (1696, 11724), (1954, 10176), (2544, 7816), (2931, 6784), (3392, 5862), (3908, 5088)]