18555870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 46566720

約数和(自身を除く): 28010850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 73, 74, 111, 146, 185, 219, 222, 229, 365, 370, 438, 458, 555, 687, 730, 1095, 1110, 1145, 1374, 2190, 2290, 2701, 3435, 5402, 6870, 8103, 8473, 13505, 16206, 16717, 16946, 25419, 27010, 33434, 40515, 42365, 50151, 50838, 81030, 83585, 84730, 100302, 127095, 167170, 250755, 254190, 501510, 618529, 1237058, 1855587, 3092645, 3711174, 6185290, 9277935, 18555870]

約数ペア:

[(1, 18555870), (2, 9277935), (3, 6185290), (5, 3711174), (6, 3092645), (10, 1855587), (15, 1237058), (30, 618529), (37, 501510), (73, 254190), (74, 250755), (111, 167170), (146, 127095), (185, 100302), (219, 84730), (222, 83585), (229, 81030), (365, 50838), (370, 50151), (438, 42365), (458, 40515), (555, 33434), (687, 27010), (730, 25419), (1095, 16946), (1110, 16717), (1145, 16206), (1374, 13505), (2190, 8473), (2290, 8103), (2701, 6870), (3435, 5402)]