18112718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{953}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 31733856

約数和(自身を除く): 13621138

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 442, 559, 731, 953, 1118, 1462, 1906, 9503, 12389, 16201, 19006, 24778, 32402, 40979, 81958, 210613, 421226, 532727, 696643, 1065454, 1393286, 9056359, 18112718]

約数ペア:

[(1, 18112718), (2, 9056359), (13, 1393286), (17, 1065454), (26, 696643), (34, 532727), (43, 421226), (86, 210613), (221, 81958), (442, 40979), (559, 32402), (731, 24778), (953, 19006), (1118, 16201), (1462, 12389), (1906, 9503)]