215820016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{4889}}^1$

素因数の和:5017

約数の個数: 40

約数和(自身を含む): 436579200

約数和(自身を除く): 220759184

約数列:

[1, 2, 4, 8, 16, 31, 62, 89, 124, 178, 248, 356, 496, 712, 1424, 2759, 4889, 5518, 9778, 11036, 19556, 22072, 39112, 44144, 78224, 151559, 303118, 435121, 606236, 870242, 1212472, 1740484, 2424944, 3480968, 6961936, 13488751, 26977502, 53955004, 107910008, 215820016]

約数ペア:

[(1, 215820016), (2, 107910008), (4, 53955004), (8, 26977502), (16, 13488751), (31, 6961936), (62, 3480968), (89, 2424944), (124, 1740484), (178, 1212472), (248, 870242), (356, 606236), (496, 435121), (712, 303118), (1424, 151559), (2759, 78224), (4889, 44144), (5518, 39112), (9778, 22072), (11036, 19556)]