18510072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 34712328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 239, 461, 478, 717, 922, 956, 1383, 1434, 1673, 1844, 1912, 2766, 2868, 3227, 3346, 3688, 5019, 5532, 5736, 6454, 6692, 9681, 10038, 11064, 12908, 13384, 19362, 20076, 25816, 38724, 40152, 77448, 110179, 220358, 330537, 440716, 661074, 771253, 881432, 1322148, 1542506, 2313759, 2644296, 3085012, 4627518, 6170024, 9255036, 18510072]

約数ペア:

[(1, 18510072), (2, 9255036), (3, 6170024), (4, 4627518), (6, 3085012), (7, 2644296), (8, 2313759), (12, 1542506), (14, 1322148), (21, 881432), (24, 771253), (28, 661074), (42, 440716), (56, 330537), (84, 220358), (168, 110179), (239, 77448), (461, 40152), (478, 38724), (717, 25816), (922, 20076), (956, 19362), (1383, 13384), (1434, 12908), (1673, 11064), (1844, 10038), (1912, 9681), (2766, 6692), (2868, 6454), (3227, 5736), (3346, 5532), (3688, 5019)]