18714930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 49448448

約数和(自身を除く): 30733518

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 47, 65, 78, 94, 130, 141, 195, 235, 282, 390, 470, 611, 705, 1021, 1222, 1410, 1833, 2042, 3055, 3063, 3666, 5105, 6110, 6126, 9165, 10210, 13273, 15315, 18330, 26546, 30630, 39819, 47987, 66365, 79638, 95974, 132730, 143961, 199095, 239935, 287922, 398190, 479870, 623831, 719805, 1247662, 1439610, 1871493, 3119155, 3742986, 6238310, 9357465, 18714930]

約数ペア:

[(1, 18714930), (2, 9357465), (3, 6238310), (5, 3742986), (6, 3119155), (10, 1871493), (13, 1439610), (15, 1247662), (26, 719805), (30, 623831), (39, 479870), (47, 398190), (65, 287922), (78, 239935), (94, 199095), (130, 143961), (141, 132730), (195, 95974), (235, 79638), (282, 66365), (390, 47987), (470, 39819), (611, 30630), (705, 26546), (1021, 18330), (1222, 15315), (1410, 13273), (1833, 10210), (2042, 9165), (3055, 6126), (3063, 6110), (3666, 5105)]