16121984

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 35251200

約数和(自身を除く): 19129216

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 239, 248, 272, 478, 496, 527, 544, 956, 992, 1054, 1088, 1912, 1984, 2108, 2176, 3824, 3968, 4063, 4216, 7409, 7648, 8126, 8432, 14818, 15296, 16252, 16864, 29636, 30592, 32504, 33728, 59272, 65008, 67456, 118544, 125953, 130016, 237088, 251906, 260032, 474176, 503812, 520064, 948352, 1007624, 2015248, 4030496, 8060992, 16121984]

約数ペア:

[(1, 16121984), (2, 8060992), (4, 4030496), (8, 2015248), (16, 1007624), (17, 948352), (31, 520064), (32, 503812), (34, 474176), (62, 260032), (64, 251906), (68, 237088), (124, 130016), (128, 125953), (136, 118544), (239, 67456), (248, 65008), (272, 59272), (478, 33728), (496, 32504), (527, 30592), (544, 29636), (956, 16864), (992, 16252), (1054, 15296), (1088, 14818), (1912, 8432), (1984, 8126), (2108, 7648), (2176, 7409), (3824, 4216), (3968, 4063)]