12857888848

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{194911}}^1$

素因数の和:194976

約数の個数: 80

約数和(自身を含む): 30936432640

約数和(自身を除く): 18078543792

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 2128, 2356, 3472, 4123, 4712, 8246, 9424, 16492, 32984, 65968, 194911, 389822, 779644, 1364377, 1559288, 2728754, 3118576, 3703309, 5457508, 6042241, 7406618, 10915016, 12084482, 14813236, 21830032, 24168964, 25923163, 29626472, 42295687, 48337928, 51846326, 59252944, 84591374, 96675856, 103692652, 114802579, 169182748, 207385304, 229605158, 338365496, 414770608, 459210316, 676730992, 803618053, 918420632, 1607236106, 1836841264, 3214472212, 6428944424, 12857888848]

約数ペア:

[(1, 12857888848), (2, 6428944424), (4, 3214472212), (7, 1836841264), (8, 1607236106), (14, 918420632), (16, 803618053), (19, 676730992), (28, 459210316), (31, 414770608), (38, 338365496), (56, 229605158), (62, 207385304), (76, 169182748), (112, 114802579), (124, 103692652), (133, 96675856), (152, 84591374), (217, 59252944), (248, 51846326), (266, 48337928), (304, 42295687), (434, 29626472), (496, 25923163), (532, 24168964), (589, 21830032), (868, 14813236), (1064, 12084482), (1178, 10915016), (1736, 7406618), (2128, 6042241), (2356, 5457508), (3472, 3703309), (4123, 3118576), (4712, 2728754), (8246, 1559288), (9424, 1364377), (16492, 779644), (32984, 389822), (65968, 194911)]