18307812

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 44255232

約数和(自身を除く): 25947420

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 127, 164, 246, 254, 293, 381, 492, 508, 586, 762, 879, 1172, 1524, 1758, 3516, 5207, 10414, 12013, 15621, 20828, 24026, 31242, 36039, 37211, 48052, 62484, 72078, 74422, 111633, 144156, 148844, 223266, 446532, 1525651, 3051302, 4576953, 6102604, 9153906, 18307812]

約数ペア:

[(1, 18307812), (2, 9153906), (3, 6102604), (4, 4576953), (6, 3051302), (12, 1525651), (41, 446532), (82, 223266), (123, 148844), (127, 144156), (164, 111633), (246, 74422), (254, 72078), (293, 62484), (381, 48052), (492, 37211), (508, 36039), (586, 31242), (762, 24026), (879, 20828), (1172, 15621), (1524, 12013), (1758, 10414), (3516, 5207)]