18467940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9929}}^1$

素因数の和:9972

約数の個数: 48

約数和(自身を含む): 53383680

約数和(自身を除く): 34915740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 9929, 19858, 29787, 39716, 49645, 59574, 99290, 119148, 148935, 198580, 297870, 307799, 595740, 615598, 923397, 1231196, 1538995, 1846794, 3077990, 3693588, 4616985, 6155980, 9233970, 18467940]

約数ペア:

[(1, 18467940), (2, 9233970), (3, 6155980), (4, 4616985), (5, 3693588), (6, 3077990), (10, 1846794), (12, 1538995), (15, 1231196), (20, 923397), (30, 615598), (31, 595740), (60, 307799), (62, 297870), (93, 198580), (124, 148935), (155, 119148), (186, 99290), (310, 59574), (372, 49645), (465, 39716), (620, 29787), (930, 19858), (1860, 9929)]