28631936

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 61342800

約数和(自身を除く): 32710864

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 152, 193, 244, 304, 386, 488, 608, 772, 976, 1159, 1216, 1544, 1952, 2318, 2432, 3088, 3667, 3904, 4636, 6176, 7334, 7808, 9272, 11773, 12352, 14668, 18544, 23546, 24704, 29336, 37088, 47092, 58672, 74176, 94184, 117344, 148352, 188368, 223687, 234688, 376736, 447374, 469376, 753472, 894748, 1506944, 1789496, 3578992, 7157984, 14315968, 28631936]

約数ペア:

[(1, 28631936), (2, 14315968), (4, 7157984), (8, 3578992), (16, 1789496), (19, 1506944), (32, 894748), (38, 753472), (61, 469376), (64, 447374), (76, 376736), (122, 234688), (128, 223687), (152, 188368), (193, 148352), (244, 117344), (304, 94184), (386, 74176), (488, 58672), (608, 47092), (772, 37088), (976, 29336), (1159, 24704), (1216, 23546), (1544, 18544), (1952, 14668), (2318, 12352), (2432, 11773), (3088, 9272), (3667, 7808), (3904, 7334), (4636, 6176)]