18005606

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 11411866

約数列:

[1, 2, 31, 37, 47, 62, 74, 94, 167, 334, 1147, 1457, 1739, 2294, 2914, 3478, 5177, 6179, 7849, 10354, 12358, 15698, 53909, 107818, 191549, 243319, 290413, 383098, 486638, 580826, 9002803, 18005606]

約数ペア:

[(1, 18005606), (2, 9002803), (31, 580826), (37, 486638), (47, 383098), (62, 290413), (74, 243319), (94, 191549), (167, 107818), (334, 53909), (1147, 15698), (1457, 12358), (1739, 10354), (2294, 7849), (2914, 6179), (3478, 5177)]