19860054

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 42958512

約数和(自身を除く): 23098458

約数列:

[1, 2, 3, 6, 19, 38, 53, 57, 106, 114, 159, 173, 318, 346, 361, 519, 722, 1007, 1038, 1083, 2014, 2166, 3021, 3287, 6042, 6574, 9169, 9861, 18338, 19133, 19722, 27507, 38266, 55014, 57399, 62453, 114798, 124906, 174211, 187359, 348422, 374718, 522633, 1045266, 3310009, 6620018, 9930027, 19860054]

約数ペア:

[(1, 19860054), (2, 9930027), (3, 6620018), (6, 3310009), (19, 1045266), (38, 522633), (53, 374718), (57, 348422), (106, 187359), (114, 174211), (159, 124906), (173, 114798), (318, 62453), (346, 57399), (361, 55014), (519, 38266), (722, 27507), (1007, 19722), (1038, 19133), (1083, 18338), (2014, 9861), (2166, 9169), (3021, 6574), (3287, 6042)]