8191812

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 21165312

約数和(自身を除く): 12973500

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 61, 62, 76, 93, 114, 122, 124, 183, 186, 228, 244, 361, 366, 372, 589, 722, 732, 1083, 1159, 1178, 1444, 1767, 1891, 2166, 2318, 2356, 3477, 3534, 3782, 4332, 4636, 5673, 6954, 7068, 7564, 11191, 11346, 13908, 22021, 22382, 22692, 33573, 35929, 44042, 44764, 66063, 67146, 71858, 88084, 107787, 132126, 134292, 143716, 215574, 264252, 431148, 682651, 1365302, 2047953, 2730604, 4095906, 8191812]

約数ペア:

[(1, 8191812), (2, 4095906), (3, 2730604), (4, 2047953), (6, 1365302), (12, 682651), (19, 431148), (31, 264252), (38, 215574), (57, 143716), (61, 134292), (62, 132126), (76, 107787), (93, 88084), (114, 71858), (122, 67146), (124, 66063), (183, 44764), (186, 44042), (228, 35929), (244, 33573), (361, 22692), (366, 22382), (372, 22021), (589, 13908), (722, 11346), (732, 11191), (1083, 7564), (1159, 7068), (1178, 6954), (1444, 5673), (1767, 4636), (1891, 4332), (2166, 3782), (2318, 3534), (2356, 3477)]