15964208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 80

約数和(自身を含む): 35997696

約数和(自身を除く): 20033488

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 47, 52, 71, 92, 94, 104, 142, 184, 188, 208, 284, 299, 368, 376, 568, 598, 611, 752, 923, 1081, 1136, 1196, 1222, 1633, 1846, 2162, 2392, 2444, 3266, 3337, 3692, 4324, 4784, 4888, 6532, 6674, 7384, 8648, 9776, 13064, 13348, 14053, 14768, 17296, 21229, 26128, 26696, 28106, 42458, 43381, 53392, 56212, 76751, 84916, 86762, 112424, 153502, 169832, 173524, 224848, 307004, 339664, 347048, 614008, 694096, 997763, 1228016, 1995526, 3991052, 7982104, 15964208]

約数ペア:

[(1, 15964208), (2, 7982104), (4, 3991052), (8, 1995526), (13, 1228016), (16, 997763), (23, 694096), (26, 614008), (46, 347048), (47, 339664), (52, 307004), (71, 224848), (92, 173524), (94, 169832), (104, 153502), (142, 112424), (184, 86762), (188, 84916), (208, 76751), (284, 56212), (299, 53392), (368, 43381), (376, 42458), (568, 28106), (598, 26696), (611, 26128), (752, 21229), (923, 17296), (1081, 14768), (1136, 14053), (1196, 13348), (1222, 13064), (1633, 9776), (1846, 8648), (2162, 7384), (2392, 6674), (2444, 6532), (3266, 4888), (3337, 4784), (3692, 4324)]