19140156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{503}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 55770624

約数和(自身を除く): 36630468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 151, 252, 302, 453, 503, 604, 906, 1006, 1057, 1359, 1509, 1812, 2012, 2114, 2718, 3018, 3171, 3521, 4228, 4527, 5436, 6036, 6342, 7042, 9054, 9513, 10563, 12684, 14084, 18108, 19026, 21126, 31689, 38052, 42252, 63378, 75953, 126756, 151906, 227859, 303812, 455718, 531671, 683577, 911436, 1063342, 1367154, 1595013, 2126684, 2734308, 3190026, 4785039, 6380052, 9570078, 19140156]

約数ペア:

[(1, 19140156), (2, 9570078), (3, 6380052), (4, 4785039), (6, 3190026), (7, 2734308), (9, 2126684), (12, 1595013), (14, 1367154), (18, 1063342), (21, 911436), (28, 683577), (36, 531671), (42, 455718), (63, 303812), (84, 227859), (126, 151906), (151, 126756), (252, 75953), (302, 63378), (453, 42252), (503, 38052), (604, 31689), (906, 21126), (1006, 19026), (1057, 18108), (1359, 14084), (1509, 12684), (1812, 10563), (2012, 9513), (2114, 9054), (2718, 7042), (3018, 6342), (3171, 6036), (3521, 5436), (4228, 4527)]