19187125820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{4271}}^1$

素因数の和:4551

約数の個数: 96

約数和(自身を含む): 43496683776

約数和(自身を除く): 24309557956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 181, 292, 340, 362, 365, 724, 730, 905, 1241, 1460, 1810, 2482, 3077, 3620, 4271, 4964, 6154, 6205, 8542, 12308, 12410, 13213, 15385, 17084, 21355, 24820, 26426, 30770, 42710, 52852, 61540, 66065, 72607, 85420, 132130, 145214, 224621, 264260, 290428, 311783, 363035, 449242, 623566, 726070, 773051, 898484, 1123105, 1247132, 1452140, 1546102, 1558915, 2246210, 3092204, 3117830, 3865255, 4492420, 5300311, 6235660, 7730510, 10600622, 13141867, 15461020, 21201244, 26283734, 26501555, 52567468, 53003110, 56432723, 65709335, 106006220, 112865446, 131418670, 225730892, 262837340, 282163615, 564327230, 959356291, 1128654460, 1918712582, 3837425164, 4796781455, 9593562910, 19187125820]

約数ペア:

[(1, 19187125820), (2, 9593562910), (4, 4796781455), (5, 3837425164), (10, 1918712582), (17, 1128654460), (20, 959356291), (34, 564327230), (68, 282163615), (73, 262837340), (85, 225730892), (146, 131418670), (170, 112865446), (181, 106006220), (292, 65709335), (340, 56432723), (362, 53003110), (365, 52567468), (724, 26501555), (730, 26283734), (905, 21201244), (1241, 15461020), (1460, 13141867), (1810, 10600622), (2482, 7730510), (3077, 6235660), (3620, 5300311), (4271, 4492420), (4964, 3865255), (6154, 3117830), (6205, 3092204), (8542, 2246210), (12308, 1558915), (12410, 1546102), (13213, 1452140), (15385, 1247132), (17084, 1123105), (21355, 898484), (24820, 773051), (26426, 726070), (30770, 623566), (42710, 449242), (52852, 363035), (61540, 311783), (66065, 290428), (72607, 264260), (85420, 224621), (132130, 145214)]