17940546

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1847

約数の個数: 48

約数和(自身を含む): 42858816

約数和(自身を除く): 24918270

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 1783, 3354, 3566, 5031, 5349, 10062, 10698, 16047, 23179, 32094, 46358, 69537, 76669, 139074, 153338, 208611, 230007, 417222, 460014, 690021, 996697, 1380042, 1993394, 2990091, 5980182, 8970273, 17940546]

約数ペア:

[(1, 17940546), (2, 8970273), (3, 5980182), (6, 2990091), (9, 1993394), (13, 1380042), (18, 996697), (26, 690021), (39, 460014), (43, 417222), (78, 230007), (86, 208611), (117, 153338), (129, 139074), (234, 76669), (258, 69537), (387, 46358), (559, 32094), (774, 23179), (1118, 16047), (1677, 10698), (1783, 10062), (3354, 5349), (3566, 5031)]