20159622015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{10429}}^1$

素因数の和:10904

約数の個数: 64

約数和(自身を含む): 36334448640

約数和(自身を除く): 16174826625

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 431, 897, 1293, 1495, 2155, 4485, 5603, 6465, 9913, 10429, 16809, 28015, 29739, 31287, 49565, 52145, 84045, 128869, 135577, 148695, 156435, 239867, 386607, 406731, 644345, 677885, 719601, 1199335, 1933035, 2033655, 3118271, 3598005, 4494899, 9354813, 13484697, 15591355, 22474495, 46774065, 58433687, 67423485, 103382677, 175301061, 292168435, 310148031, 516913385, 876505305, 1343974801, 1550740155, 4031924403, 6719874005, 20159622015]

約数ペア:

[(1, 20159622015), (3, 6719874005), (5, 4031924403), (13, 1550740155), (15, 1343974801), (23, 876505305), (39, 516913385), (65, 310148031), (69, 292168435), (115, 175301061), (195, 103382677), (299, 67423485), (345, 58433687), (431, 46774065), (897, 22474495), (1293, 15591355), (1495, 13484697), (2155, 9354813), (4485, 4494899), (5603, 3598005), (6465, 3118271), (9913, 2033655), (10429, 1933035), (16809, 1199335), (28015, 719601), (29739, 677885), (31287, 644345), (49565, 406731), (52145, 386607), (84045, 239867), (128869, 156435), (135577, 148695)]