18848018

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 33454080

約数和(自身を除く): 14606062

約数列:

[1, 2, 7, 14, 43, 86, 131, 239, 262, 301, 478, 602, 917, 1673, 1834, 3346, 5633, 10277, 11266, 20554, 31309, 39431, 62618, 71939, 78862, 143878, 219163, 438326, 1346287, 2692574, 9424009, 18848018]

約数ペア:

[(1, 18848018), (2, 9424009), (7, 2692574), (14, 1346287), (43, 438326), (86, 219163), (131, 143878), (239, 78862), (262, 71939), (301, 62618), (478, 39431), (602, 31309), (917, 20554), (1673, 11266), (1834, 10277), (3346, 5633)]