19512558

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1367}}^1$

素因数の和:1449

約数の個数: 48

約数和(自身を含む): 46309536

約数和(自身を除く): 26796978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 183, 234, 366, 549, 793, 1098, 1367, 1586, 2379, 2734, 4101, 4758, 7137, 8202, 12303, 14274, 17771, 24606, 35542, 53313, 83387, 106626, 159939, 166774, 250161, 319878, 500322, 750483, 1084031, 1500966, 2168062, 3252093, 6504186, 9756279, 19512558]

約数ペア:

[(1, 19512558), (2, 9756279), (3, 6504186), (6, 3252093), (9, 2168062), (13, 1500966), (18, 1084031), (26, 750483), (39, 500322), (61, 319878), (78, 250161), (117, 166774), (122, 159939), (183, 106626), (234, 83387), (366, 53313), (549, 35542), (793, 24606), (1098, 17771), (1367, 14274), (1586, 12303), (2379, 8202), (2734, 7137), (4101, 4758)]