13478144

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 30169440

約数和(自身を除く): 16691296

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 163, 256, 272, 304, 323, 326, 544, 608, 646, 652, 1088, 1216, 1292, 1304, 2176, 2432, 2584, 2608, 2771, 3097, 4352, 4864, 5168, 5216, 5542, 6194, 10336, 10432, 11084, 12388, 20672, 20864, 22168, 24776, 41344, 41728, 44336, 49552, 52649, 82688, 88672, 99104, 105298, 177344, 198208, 210596, 354688, 396416, 421192, 709376, 792832, 842384, 1684768, 3369536, 6739072, 13478144]

約数ペア:

[(1, 13478144), (2, 6739072), (4, 3369536), (8, 1684768), (16, 842384), (17, 792832), (19, 709376), (32, 421192), (34, 396416), (38, 354688), (64, 210596), (68, 198208), (76, 177344), (128, 105298), (136, 99104), (152, 88672), (163, 82688), (256, 52649), (272, 49552), (304, 44336), (323, 41728), (326, 41344), (544, 24776), (608, 22168), (646, 20864), (652, 20672), (1088, 12388), (1216, 11084), (1292, 10432), (1304, 10336), (2176, 6194), (2432, 5542), (2584, 5216), (2608, 5168), (2771, 4864), (3097, 4352)]