31178544

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2058

約数の個数: 80

約数和(自身を含む): 89815680

約数和(自身を除く): 58637136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 646, 816, 912, 969, 1292, 1938, 2011, 2584, 3876, 4022, 5168, 6033, 7752, 8044, 12066, 15504, 16088, 24132, 32176, 34187, 38209, 48264, 68374, 76418, 96528, 102561, 114627, 136748, 152836, 205122, 229254, 273496, 305672, 410244, 458508, 546992, 611344, 649553, 820488, 917016, 1299106, 1640976, 1834032, 1948659, 2598212, 3897318, 5196424, 7794636, 10392848, 15589272, 31178544]

約数ペア:

[(1, 31178544), (2, 15589272), (3, 10392848), (4, 7794636), (6, 5196424), (8, 3897318), (12, 2598212), (16, 1948659), (17, 1834032), (19, 1640976), (24, 1299106), (34, 917016), (38, 820488), (48, 649553), (51, 611344), (57, 546992), (68, 458508), (76, 410244), (102, 305672), (114, 273496), (136, 229254), (152, 205122), (204, 152836), (228, 136748), (272, 114627), (304, 102561), (323, 96528), (408, 76418), (456, 68374), (646, 48264), (816, 38209), (912, 34187), (969, 32176), (1292, 24132), (1938, 16088), (2011, 15504), (2584, 12066), (3876, 8044), (4022, 7752), (5168, 6033)]