19196710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 38552976

約数和(自身を除く): 19356266

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 169, 185, 307, 338, 370, 481, 614, 845, 962, 1535, 1690, 2405, 3070, 3991, 4810, 6253, 7982, 11359, 12506, 19955, 22718, 31265, 39910, 51883, 56795, 62530, 103766, 113590, 147667, 259415, 295334, 518830, 738335, 1476670, 1919671, 3839342, 9598355, 19196710]

約数ペア:

[(1, 19196710), (2, 9598355), (5, 3839342), (10, 1919671), (13, 1476670), (26, 738335), (37, 518830), (65, 295334), (74, 259415), (130, 147667), (169, 113590), (185, 103766), (307, 62530), (338, 56795), (370, 51883), (481, 39910), (614, 31265), (845, 22718), (962, 19955), (1535, 12506), (1690, 11359), (2405, 7982), (3070, 6253), (3991, 4810)]