19409820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5483}}^1$

素因数の和:5554

約数の個数: 48

約数和(自身を含む): 55278720

約数和(自身を除く): 35868900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 5483, 10966, 16449, 21932, 27415, 32898, 54830, 65796, 82245, 109660, 164490, 323497, 328980, 646994, 970491, 1293988, 1617485, 1940982, 3234970, 3881964, 4852455, 6469940, 9704910, 19409820]

約数ペア:

[(1, 19409820), (2, 9704910), (3, 6469940), (4, 4852455), (5, 3881964), (6, 3234970), (10, 1940982), (12, 1617485), (15, 1293988), (20, 970491), (30, 646994), (59, 328980), (60, 323497), (118, 164490), (177, 109660), (236, 82245), (295, 65796), (354, 54830), (590, 32898), (708, 27415), (885, 21932), (1180, 16449), (1770, 10966), (3540, 5483)]