18993912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{677}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 54673920

約数和(自身を除く): 35680008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 167, 168, 334, 501, 668, 677, 1002, 1169, 1336, 1354, 2004, 2031, 2338, 2708, 3507, 4008, 4062, 4676, 4739, 5416, 7014, 8124, 9352, 9478, 14028, 14217, 16248, 18956, 28056, 28434, 37912, 56868, 113059, 113736, 226118, 339177, 452236, 678354, 791413, 904472, 1356708, 1582826, 2374239, 2713416, 3165652, 4748478, 6331304, 9496956, 18993912]

約数ペア:

[(1, 18993912), (2, 9496956), (3, 6331304), (4, 4748478), (6, 3165652), (7, 2713416), (8, 2374239), (12, 1582826), (14, 1356708), (21, 904472), (24, 791413), (28, 678354), (42, 452236), (56, 339177), (84, 226118), (167, 113736), (168, 113059), (334, 56868), (501, 37912), (668, 28434), (677, 28056), (1002, 18956), (1169, 16248), (1336, 14217), (1354, 14028), (2004, 9478), (2031, 9352), (2338, 8124), (2708, 7014), (3507, 5416), (4008, 4739), (4062, 4676)]