19762432

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 44150400

約数和(自身を除く): 24387968

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 239, 256, 272, 304, 323, 478, 544, 608, 646, 956, 1088, 1216, 1292, 1912, 2176, 2432, 2584, 3824, 4063, 4352, 4541, 4864, 5168, 7648, 8126, 9082, 10336, 15296, 16252, 18164, 20672, 30592, 32504, 36328, 41344, 61184, 65008, 72656, 77197, 82688, 130016, 145312, 154394, 260032, 290624, 308788, 520064, 581248, 617576, 1040128, 1162496, 1235152, 2470304, 4940608, 9881216, 19762432]

約数ペア:

[(1, 19762432), (2, 9881216), (4, 4940608), (8, 2470304), (16, 1235152), (17, 1162496), (19, 1040128), (32, 617576), (34, 581248), (38, 520064), (64, 308788), (68, 290624), (76, 260032), (128, 154394), (136, 145312), (152, 130016), (239, 82688), (256, 77197), (272, 72656), (304, 65008), (323, 61184), (478, 41344), (544, 36328), (608, 32504), (646, 30592), (956, 20672), (1088, 18164), (1216, 16252), (1292, 15296), (1912, 10336), (2176, 9082), (2432, 8126), (2584, 7648), (3824, 5168), (4063, 4864), (4352, 4541)]