16827948

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 44233280

約数和(自身を除く): 27405332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 79, 97, 122, 158, 183, 194, 237, 244, 291, 316, 366, 388, 474, 549, 582, 711, 732, 873, 948, 1098, 1164, 1422, 1746, 2196, 2844, 3492, 4819, 5917, 7663, 9638, 11834, 14457, 15326, 17751, 19276, 22989, 23668, 28914, 30652, 35502, 43371, 45978, 53253, 57828, 68967, 71004, 86742, 91956, 106506, 137934, 173484, 213012, 275868, 467443, 934886, 1402329, 1869772, 2804658, 4206987, 5609316, 8413974, 16827948]

約数ペア:

[(1, 16827948), (2, 8413974), (3, 5609316), (4, 4206987), (6, 2804658), (9, 1869772), (12, 1402329), (18, 934886), (36, 467443), (61, 275868), (79, 213012), (97, 173484), (122, 137934), (158, 106506), (183, 91956), (194, 86742), (237, 71004), (244, 68967), (291, 57828), (316, 53253), (366, 45978), (388, 43371), (474, 35502), (549, 30652), (582, 28914), (711, 23668), (732, 22989), (873, 19276), (948, 17751), (1098, 15326), (1164, 14457), (1422, 11834), (1746, 9638), (2196, 7663), (2844, 5917), (3492, 4819)]