18118022

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 31298400

約数和(自身を除く): 13180378

約数列:

[1, 2, 13, 17, 26, 34, 179, 221, 229, 358, 442, 458, 2327, 2977, 3043, 3893, 4654, 5954, 6086, 7786, 39559, 40991, 50609, 79118, 81982, 101218, 532883, 696847, 1065766, 1393694, 9059011, 18118022]

約数ペア:

[(1, 18118022), (2, 9059011), (13, 1393694), (17, 1065766), (26, 696847), (34, 532883), (179, 101218), (221, 81982), (229, 79118), (358, 50609), (442, 40991), (458, 39559), (2327, 7786), (2977, 6086), (3043, 5954), (3893, 4654)]