16020252

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 42282240

約数和(自身を除く): 26261988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 79, 86, 129, 131, 158, 172, 237, 258, 262, 316, 387, 393, 474, 516, 524, 711, 774, 786, 948, 1179, 1422, 1548, 1572, 2358, 2844, 3397, 4716, 5633, 6794, 10191, 10349, 11266, 13588, 16899, 20382, 20698, 22532, 30573, 31047, 33798, 40764, 41396, 50697, 61146, 62094, 67596, 93141, 101394, 122292, 124188, 186282, 202788, 372564, 445007, 890014, 1335021, 1780028, 2670042, 4005063, 5340084, 8010126, 16020252]

約数ペア:

[(1, 16020252), (2, 8010126), (3, 5340084), (4, 4005063), (6, 2670042), (9, 1780028), (12, 1335021), (18, 890014), (36, 445007), (43, 372564), (79, 202788), (86, 186282), (129, 124188), (131, 122292), (158, 101394), (172, 93141), (237, 67596), (258, 62094), (262, 61146), (316, 50697), (387, 41396), (393, 40764), (474, 33798), (516, 31047), (524, 30573), (711, 22532), (774, 20698), (786, 20382), (948, 16899), (1179, 13588), (1422, 11266), (1548, 10349), (1572, 10191), (2358, 6794), (2844, 5633), (3397, 4716)]