20081484

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 53813760

約数和(自身を除く): 33732276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 79, 92, 138, 158, 207, 237, 276, 307, 316, 414, 474, 614, 711, 828, 921, 948, 1228, 1422, 1817, 1842, 2763, 2844, 3634, 3684, 5451, 5526, 7061, 7268, 10902, 11052, 14122, 16353, 21183, 21804, 24253, 28244, 32706, 42366, 48506, 63549, 65412, 72759, 84732, 97012, 127098, 145518, 218277, 254196, 291036, 436554, 557819, 873108, 1115638, 1673457, 2231276, 3346914, 5020371, 6693828, 10040742, 20081484]

約数ペア:

[(1, 20081484), (2, 10040742), (3, 6693828), (4, 5020371), (6, 3346914), (9, 2231276), (12, 1673457), (18, 1115638), (23, 873108), (36, 557819), (46, 436554), (69, 291036), (79, 254196), (92, 218277), (138, 145518), (158, 127098), (207, 97012), (237, 84732), (276, 72759), (307, 65412), (316, 63549), (414, 48506), (474, 42366), (614, 32706), (711, 28244), (828, 24253), (921, 21804), (948, 21183), (1228, 16353), (1422, 14122), (1817, 11052), (1842, 10902), (2763, 7268), (2844, 7061), (3634, 5526), (3684, 5451)]