31928416

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 73156608

約数和(自身を除く): 41228192

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 47, 52, 71, 92, 94, 104, 142, 184, 188, 208, 284, 299, 368, 376, 416, 568, 598, 611, 736, 752, 923, 1081, 1136, 1196, 1222, 1504, 1633, 1846, 2162, 2272, 2392, 2444, 3266, 3337, 3692, 4324, 4784, 4888, 6532, 6674, 7384, 8648, 9568, 9776, 13064, 13348, 14053, 14768, 17296, 19552, 21229, 26128, 26696, 28106, 29536, 34592, 42458, 43381, 52256, 53392, 56212, 76751, 84916, 86762, 106784, 112424, 153502, 169832, 173524, 224848, 307004, 339664, 347048, 449696, 614008, 679328, 694096, 997763, 1228016, 1388192, 1995526, 2456032, 3991052, 7982104, 15964208, 31928416]

約数ペア:

[(1, 31928416), (2, 15964208), (4, 7982104), (8, 3991052), (13, 2456032), (16, 1995526), (23, 1388192), (26, 1228016), (32, 997763), (46, 694096), (47, 679328), (52, 614008), (71, 449696), (92, 347048), (94, 339664), (104, 307004), (142, 224848), (184, 173524), (188, 169832), (208, 153502), (284, 112424), (299, 106784), (368, 86762), (376, 84916), (416, 76751), (568, 56212), (598, 53392), (611, 52256), (736, 43381), (752, 42458), (923, 34592), (1081, 29536), (1136, 28106), (1196, 26696), (1222, 26128), (1504, 21229), (1633, 19552), (1846, 17296), (2162, 14768), (2272, 14053), (2392, 13348), (2444, 13064), (3266, 9776), (3337, 9568), (3692, 8648), (4324, 7384), (4784, 6674), (4888, 6532)]