31688132

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 66138240

約数和(自身を除く): 34450108

約数列:

[1, 2, 4, 7, 14, 28, 37, 73, 74, 146, 148, 259, 292, 419, 511, 518, 838, 1022, 1036, 1676, 2044, 2701, 2933, 5402, 5866, 10804, 11732, 15503, 18907, 30587, 31006, 37814, 61174, 62012, 75628, 108521, 122348, 214109, 217042, 428218, 434084, 856436, 1131719, 2263438, 4526876, 7922033, 15844066, 31688132]

約数ペア:

[(1, 31688132), (2, 15844066), (4, 7922033), (7, 4526876), (14, 2263438), (28, 1131719), (37, 856436), (73, 434084), (74, 428218), (146, 217042), (148, 214109), (259, 122348), (292, 108521), (419, 75628), (511, 62012), (518, 61174), (838, 37814), (1022, 31006), (1036, 30587), (1676, 18907), (2044, 15503), (2701, 11732), (2933, 10804), (5402, 5866)]