18706590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1291}}^1$

素因数の和:1334

約数の個数: 96

約数和(自身を含む): 58046976

約数和(自身を除く): 39340386

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 30, 35, 42, 45, 46, 63, 69, 70, 90, 105, 115, 126, 138, 161, 207, 210, 230, 315, 322, 345, 414, 483, 630, 690, 805, 966, 1035, 1291, 1449, 1610, 2070, 2415, 2582, 2898, 3873, 4830, 6455, 7245, 7746, 9037, 11619, 12910, 14490, 18074, 19365, 23238, 27111, 29693, 38730, 45185, 54222, 58095, 59386, 81333, 89079, 90370, 116190, 135555, 148465, 162666, 178158, 207851, 267237, 271110, 296930, 406665, 415702, 445395, 534474, 623553, 813330, 890790, 1039255, 1247106, 1336185, 1870659, 2078510, 2672370, 3117765, 3741318, 6235530, 9353295, 18706590]

約数ペア:

[(1, 18706590), (2, 9353295), (3, 6235530), (5, 3741318), (6, 3117765), (7, 2672370), (9, 2078510), (10, 1870659), (14, 1336185), (15, 1247106), (18, 1039255), (21, 890790), (23, 813330), (30, 623553), (35, 534474), (42, 445395), (45, 415702), (46, 406665), (63, 296930), (69, 271110), (70, 267237), (90, 207851), (105, 178158), (115, 162666), (126, 148465), (138, 135555), (161, 116190), (207, 90370), (210, 89079), (230, 81333), (315, 59386), (322, 58095), (345, 54222), (414, 45185), (483, 38730), (630, 29693), (690, 27111), (805, 23238), (966, 19365), (1035, 18074), (1291, 14490), (1449, 12910), (1610, 11619), (2070, 9037), (2415, 7746), (2582, 7245), (2898, 6455), (3873, 4830)]