19047366

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 46717440

約数和(自身を除く): 27670074

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 631, 702, 774, 1118, 1161, 1262, 1677, 1893, 2322, 3354, 3786, 5031, 5679, 8203, 10062, 11358, 15093, 16406, 17037, 24609, 27133, 30186, 34074, 49218, 54266, 73827, 81399, 147654, 162798, 221481, 244197, 352729, 442962, 488394, 705458, 732591, 1058187, 1465182, 2116374, 3174561, 6349122, 9523683, 19047366]

約数ペア:

[(1, 19047366), (2, 9523683), (3, 6349122), (6, 3174561), (9, 2116374), (13, 1465182), (18, 1058187), (26, 732591), (27, 705458), (39, 488394), (43, 442962), (54, 352729), (78, 244197), (86, 221481), (117, 162798), (129, 147654), (234, 81399), (258, 73827), (351, 54266), (387, 49218), (559, 34074), (631, 30186), (702, 27133), (774, 24609), (1118, 17037), (1161, 16406), (1262, 15093), (1677, 11358), (1893, 10062), (2322, 8203), (3354, 5679), (3786, 5031)]