18128432

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1258

約数の個数: 60

約数和(自身を含む): 43044120

約数和(自身を除く): 24915688

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1217, 1862, 2128, 2434, 3724, 4868, 7448, 8519, 9736, 14896, 17038, 19472, 23123, 34076, 46246, 59633, 68152, 92492, 119266, 136304, 161861, 184984, 238532, 323722, 369968, 477064, 647444, 954128, 1133027, 1294888, 2266054, 2589776, 4532108, 9064216, 18128432]

約数ペア:

[(1, 18128432), (2, 9064216), (4, 4532108), (7, 2589776), (8, 2266054), (14, 1294888), (16, 1133027), (19, 954128), (28, 647444), (38, 477064), (49, 369968), (56, 323722), (76, 238532), (98, 184984), (112, 161861), (133, 136304), (152, 119266), (196, 92492), (266, 68152), (304, 59633), (392, 46246), (532, 34076), (784, 23123), (931, 19472), (1064, 17038), (1217, 14896), (1862, 9736), (2128, 8519), (2434, 7448), (3724, 4868)]