17993898

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 42378336

約数和(自身を除く): 24384438

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 131, 234, 262, 393, 587, 786, 1174, 1179, 1703, 1761, 2358, 3406, 3522, 5109, 5283, 7631, 10218, 10566, 15262, 15327, 22893, 30654, 45786, 68679, 76897, 137358, 153794, 230691, 461382, 692073, 999661, 1384146, 1999322, 2998983, 5997966, 8996949, 17993898]

約数ペア:

[(1, 17993898), (2, 8996949), (3, 5997966), (6, 2998983), (9, 1999322), (13, 1384146), (18, 999661), (26, 692073), (39, 461382), (78, 230691), (117, 153794), (131, 137358), (234, 76897), (262, 68679), (393, 45786), (587, 30654), (786, 22893), (1174, 15327), (1179, 15262), (1703, 10566), (1761, 10218), (2358, 7631), (3406, 5283), (3522, 5109)]