18158126

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 33707520

約数和(自身を除く): 15549394

約数列:

[1, 2, 7, 14, 31, 43, 49, 62, 86, 98, 139, 217, 278, 301, 434, 602, 973, 1333, 1519, 1946, 2107, 2666, 3038, 4214, 4309, 5977, 6811, 8618, 9331, 11954, 13622, 18662, 30163, 41839, 60326, 65317, 83678, 130634, 185287, 211141, 292873, 370574, 422282, 585746, 1297009, 2594018, 9079063, 18158126]

約数ペア:

[(1, 18158126), (2, 9079063), (7, 2594018), (14, 1297009), (31, 585746), (43, 422282), (49, 370574), (62, 292873), (86, 211141), (98, 185287), (139, 130634), (217, 83678), (278, 65317), (301, 60326), (434, 41839), (602, 30163), (973, 18662), (1333, 13622), (1519, 11954), (1946, 9331), (2107, 8618), (2666, 6811), (3038, 5977), (4214, 4309)]