20156960159

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1\times {\mathrm{3407}}^1$

素因数の和:3935

約数の個数: 32

約数和(自身を含む): 24168554496

約数和(自身を除く): 4011594337

約数列:

[1, 7, 37, 53, 259, 371, 431, 1961, 3017, 3407, 13727, 15947, 22843, 23849, 111629, 126059, 159901, 180571, 845191, 882413, 1263997, 1468417, 5916337, 6681127, 10278919, 46767889, 54331429, 77826101, 380320003, 544782707, 2879565737, 20156960159]

約数ペア:

[(1, 20156960159), (7, 2879565737), (37, 544782707), (53, 380320003), (259, 77826101), (371, 54331429), (431, 46767889), (1961, 10278919), (3017, 6681127), (3407, 5916337), (13727, 1468417), (15947, 1263997), (22843, 882413), (23849, 845191), (111629, 180571), (126059, 159901)]