18465420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1277}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 51958368

約数和(自身を除く): 33492948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 964, 1205, 1277, 1446, 2410, 2554, 2892, 3615, 3831, 4820, 5108, 6385, 7230, 7662, 12770, 14460, 15324, 19155, 25540, 38310, 76620, 307757, 615514, 923271, 1231028, 1538785, 1846542, 3077570, 3693084, 4616355, 6155140, 9232710, 18465420]

約数ペア:

[(1, 18465420), (2, 9232710), (3, 6155140), (4, 4616355), (5, 3693084), (6, 3077570), (10, 1846542), (12, 1538785), (15, 1231028), (20, 923271), (30, 615514), (60, 307757), (241, 76620), (482, 38310), (723, 25540), (964, 19155), (1205, 15324), (1277, 14460), (1446, 12770), (2410, 7662), (2554, 7230), (2892, 6385), (3615, 5108), (3831, 4820)]