16280766

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 36840960

約数和(自身を除く): 20560194

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 163, 179, 186, 279, 326, 358, 489, 537, 558, 978, 1074, 1467, 1611, 2934, 3222, 5053, 5549, 10106, 11098, 15159, 16647, 29177, 30318, 33294, 45477, 49941, 58354, 87531, 90954, 99882, 175062, 262593, 525186, 904487, 1808974, 2713461, 5426922, 8140383, 16280766]

約数ペア:

[(1, 16280766), (2, 8140383), (3, 5426922), (6, 2713461), (9, 1808974), (18, 904487), (31, 525186), (62, 262593), (93, 175062), (163, 99882), (179, 90954), (186, 87531), (279, 58354), (326, 49941), (358, 45477), (489, 33294), (537, 30318), (558, 29177), (978, 16647), (1074, 15159), (1467, 11098), (1611, 10106), (2934, 5549), (3222, 5053)]