17937416

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 40176000

約数和(自身を除く): 22238584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 61, 89, 118, 122, 178, 236, 244, 356, 413, 427, 472, 488, 623, 712, 826, 854, 1246, 1652, 1708, 2492, 3304, 3416, 3599, 4984, 5251, 5429, 7198, 10502, 10858, 14396, 21004, 21716, 25193, 28792, 36757, 38003, 42008, 43432, 50386, 73514, 76006, 100772, 147028, 152012, 201544, 294056, 304024, 320311, 640622, 1281244, 2242177, 2562488, 4484354, 8968708, 17937416]

約数ペア:

[(1, 17937416), (2, 8968708), (4, 4484354), (7, 2562488), (8, 2242177), (14, 1281244), (28, 640622), (56, 320311), (59, 304024), (61, 294056), (89, 201544), (118, 152012), (122, 147028), (178, 100772), (236, 76006), (244, 73514), (356, 50386), (413, 43432), (427, 42008), (472, 38003), (488, 36757), (623, 28792), (712, 25193), (826, 21716), (854, 21004), (1246, 14396), (1652, 10858), (1708, 10502), (2492, 7198), (3304, 5429), (3416, 5251), (3599, 4984)]