12287718

素因数分解:

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

素因数の和:138

約数の個数: 72

約数和(自身を含む): 29480256

約数和(自身を除く): 17192538

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 61, 62, 93, 114, 122, 171, 183, 186, 279, 342, 361, 366, 549, 558, 589, 722, 1083, 1098, 1159, 1178, 1767, 1891, 2166, 2318, 3249, 3477, 3534, 3782, 5301, 5673, 6498, 6954, 10431, 10602, 11191, 11346, 17019, 20862, 22021, 22382, 33573, 34038, 35929, 44042, 66063, 67146, 71858, 100719, 107787, 132126, 198189, 201438, 215574, 323361, 396378, 646722, 682651, 1365302, 2047953, 4095906, 6143859, 12287718]

約数ペア:

[(1, 12287718), (2, 6143859), (3, 4095906), (6, 2047953), (9, 1365302), (18, 682651), (19, 646722), (31, 396378), (38, 323361), (57, 215574), (61, 201438), (62, 198189), (93, 132126), (114, 107787), (122, 100719), (171, 71858), (183, 67146), (186, 66063), (279, 44042), (342, 35929), (361, 34038), (366, 33573), (549, 22382), (558, 22021), (589, 20862), (722, 17019), (1083, 11346), (1098, 11191), (1159, 10602), (1178, 10431), (1767, 6954), (1891, 6498), (2166, 5673), (2318, 5301), (3249, 3782), (3477, 3534)]