20009916

素因数分解:

$2^2\times 3^4\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:576

約数の個数: 60

約数和(自身を含む): 52785040

約数和(自身を除く): 32775124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 151, 162, 302, 324, 409, 453, 604, 818, 906, 1227, 1359, 1636, 1812, 2454, 2718, 3681, 4077, 4908, 5436, 7362, 8154, 11043, 12231, 14724, 16308, 22086, 24462, 33129, 44172, 48924, 61759, 66258, 123518, 132516, 185277, 247036, 370554, 555831, 741108, 1111662, 1667493, 2223324, 3334986, 5002479, 6669972, 10004958, 20009916]

約数ペア:

[(1, 20009916), (2, 10004958), (3, 6669972), (4, 5002479), (6, 3334986), (9, 2223324), (12, 1667493), (18, 1111662), (27, 741108), (36, 555831), (54, 370554), (81, 247036), (108, 185277), (151, 132516), (162, 123518), (302, 66258), (324, 61759), (409, 48924), (453, 44172), (604, 33129), (818, 24462), (906, 22086), (1227, 16308), (1359, 14724), (1636, 12231), (1812, 11043), (2454, 8154), (2718, 7362), (3681, 5436), (4077, 4908)]