13000020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19697}}^1$

素因数の和:19720

約数の個数: 48

約数和(自身を含む): 39711168

約数和(自身を除く): 26711148

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 19697, 39394, 59091, 78788, 98485, 118182, 196970, 216667, 236364, 295455, 393940, 433334, 590910, 650001, 866668, 1083335, 1181820, 1300002, 2166670, 2600004, 3250005, 4333340, 6500010, 13000020]

約数ペア:

[(1, 13000020), (2, 6500010), (3, 4333340), (4, 3250005), (5, 2600004), (6, 2166670), (10, 1300002), (11, 1181820), (12, 1083335), (15, 866668), (20, 650001), (22, 590910), (30, 433334), (33, 393940), (44, 295455), (55, 236364), (60, 216667), (66, 196970), (110, 118182), (132, 98485), (165, 78788), (220, 59091), (330, 39394), (660, 19697)]