1981522048

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{23071}}^1$

素因数の和:23157

約数の個数: 64

約数和(自身を含む): 4377219840

約数和(自身を除く): 2395697792

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 61, 64, 88, 122, 128, 176, 244, 352, 488, 671, 704, 976, 1342, 1408, 1952, 2684, 3904, 5368, 7808, 10736, 21472, 23071, 42944, 46142, 85888, 92284, 184568, 253781, 369136, 507562, 738272, 1015124, 1407331, 1476544, 2030248, 2814662, 2953088, 4060496, 5629324, 8120992, 11258648, 15480641, 16241984, 22517296, 30961282, 32483968, 45034592, 61922564, 90069184, 123845128, 180138368, 247690256, 495380512, 990761024, 1981522048]

約数ペア:

[(1, 1981522048), (2, 990761024), (4, 495380512), (8, 247690256), (11, 180138368), (16, 123845128), (22, 90069184), (32, 61922564), (44, 45034592), (61, 32483968), (64, 30961282), (88, 22517296), (122, 16241984), (128, 15480641), (176, 11258648), (244, 8120992), (352, 5629324), (488, 4060496), (671, 2953088), (704, 2814662), (976, 2030248), (1342, 1476544), (1408, 1407331), (1952, 1015124), (2684, 738272), (3904, 507562), (5368, 369136), (7808, 253781), (10736, 184568), (21472, 92284), (23071, 85888), (42944, 46142)]