20173372605

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{28411}}^1$

素因数の和:28962

約数の個数: 48

約数和(自身を含む): 36167339520

約数和(自身を除く): 15993966915

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 509, 1395, 1527, 2545, 4581, 7635, 15779, 22905, 28411, 47337, 78895, 85233, 142011, 142055, 236685, 255699, 426165, 710055, 880741, 1278495, 2642223, 4403705, 7926669, 13211115, 14461199, 39633345, 43383597, 72305995, 130150791, 216917985, 448297169, 650753955, 1344891507, 2241485845, 4034674521, 6724457535, 20173372605]

約数ペア:

[(1, 20173372605), (3, 6724457535), (5, 4034674521), (9, 2241485845), (15, 1344891507), (31, 650753955), (45, 448297169), (93, 216917985), (155, 130150791), (279, 72305995), (465, 43383597), (509, 39633345), (1395, 14461199), (1527, 13211115), (2545, 7926669), (4581, 4403705), (7635, 2642223), (15779, 1278495), (22905, 880741), (28411, 710055), (47337, 426165), (78895, 255699), (85233, 236685), (142011, 142055)]