18646030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7549}}^1$

素因数の和:7588

約数の個数: 32

約数和(自身を含む): 38052000

約数和(自身を除く): 19405970

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7549, 15098, 37745, 75490, 98137, 143431, 196274, 286862, 490685, 717155, 981370, 1434310, 1864603, 3729206, 9323015, 18646030]

約数ペア:

[(1, 18646030), (2, 9323015), (5, 3729206), (10, 1864603), (13, 1434310), (19, 981370), (26, 717155), (38, 490685), (65, 286862), (95, 196274), (130, 143431), (190, 98137), (247, 75490), (494, 37745), (1235, 15098), (2470, 7549)]