161281816

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{11593}}^1$

素因数の和:11683

約数の個数: 32

約数和(自身を含む): 317211840

約数和(自身を除く): 155930024

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 148, 188, 296, 376, 1739, 3478, 6956, 11593, 13912, 23186, 46372, 92744, 428941, 544871, 857882, 1089742, 1715764, 2179484, 3431528, 4358968, 20160227, 40320454, 80640908, 161281816]

約数ペア:

[(1, 161281816), (2, 80640908), (4, 40320454), (8, 20160227), (37, 4358968), (47, 3431528), (74, 2179484), (94, 1715764), (148, 1089742), (188, 857882), (296, 544871), (376, 428941), (1739, 92744), (3478, 46372), (6956, 23186), (11593, 13912)]