20439238

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4703}}^1$

素因数の和:4799

約数の個数: 16

約数和(自身を含む): 32006016

約数和(自身を除く): 11566778

約数列:

[1, 2, 41, 53, 82, 106, 2173, 4346, 4703, 9406, 192823, 249259, 385646, 498518, 10219619, 20439238]

約数ペア:

[(1, 20439238), (2, 10219619), (41, 498518), (53, 385646), (82, 249259), (106, 192823), (2173, 9406), (4346, 4703)]