18659180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 22709140

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 607, 1060, 1214, 1537, 2428, 3035, 3074, 6070, 6148, 7685, 12140, 15370, 17603, 30740, 32171, 35206, 64342, 70412, 88015, 128684, 160855, 176030, 321710, 352060, 643420, 932959, 1865918, 3731836, 4664795, 9329590, 18659180]

約数ペア:

[(1, 18659180), (2, 9329590), (4, 4664795), (5, 3731836), (10, 1865918), (20, 932959), (29, 643420), (53, 352060), (58, 321710), (106, 176030), (116, 160855), (145, 128684), (212, 88015), (265, 70412), (290, 64342), (530, 35206), (580, 32171), (607, 30740), (1060, 17603), (1214, 15370), (1537, 12140), (2428, 7685), (3035, 6148), (3074, 6070)]