18949812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{521}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 50746752

約数和(自身を除く): 31796940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 433, 521, 866, 1042, 1299, 1563, 1732, 2084, 2598, 3031, 3126, 3647, 5196, 6062, 6252, 7294, 9093, 10941, 12124, 14588, 18186, 21882, 36372, 43764, 225593, 451186, 676779, 902372, 1353558, 1579151, 2707116, 3158302, 4737453, 6316604, 9474906, 18949812]

約数ペア:

[(1, 18949812), (2, 9474906), (3, 6316604), (4, 4737453), (6, 3158302), (7, 2707116), (12, 1579151), (14, 1353558), (21, 902372), (28, 676779), (42, 451186), (84, 225593), (433, 43764), (521, 36372), (866, 21882), (1042, 18186), (1299, 14588), (1563, 12124), (1732, 10941), (2084, 9093), (2598, 7294), (3031, 6252), (3126, 6062), (3647, 5196)]