18423834

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 43908480

約数和(自身を除く): 25484646

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 109, 143, 197, 218, 286, 327, 394, 429, 591, 654, 858, 1182, 1199, 1417, 2167, 2398, 2561, 2834, 3597, 4251, 4334, 5122, 6501, 7194, 7683, 8502, 13002, 15366, 15587, 21473, 28171, 31174, 42946, 46761, 56342, 64419, 84513, 93522, 128838, 169026, 236203, 279149, 472406, 558298, 708609, 837447, 1417218, 1674894, 3070639, 6141278, 9211917, 18423834]

約数ペア:

[(1, 18423834), (2, 9211917), (3, 6141278), (6, 3070639), (11, 1674894), (13, 1417218), (22, 837447), (26, 708609), (33, 558298), (39, 472406), (66, 279149), (78, 236203), (109, 169026), (143, 128838), (197, 93522), (218, 84513), (286, 64419), (327, 56342), (394, 46761), (429, 42946), (591, 31174), (654, 28171), (858, 21473), (1182, 15587), (1199, 15366), (1417, 13002), (2167, 8502), (2398, 7683), (2561, 7194), (2834, 6501), (3597, 5122), (4251, 4334)]