19468768

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 45722880

約数和(自身を除く): 26254112

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 41, 44, 71, 76, 82, 88, 142, 152, 164, 176, 209, 284, 304, 328, 352, 418, 451, 568, 608, 656, 779, 781, 836, 902, 1136, 1312, 1349, 1558, 1562, 1672, 1804, 2272, 2698, 2911, 3116, 3124, 3344, 3608, 5396, 5822, 6232, 6248, 6688, 7216, 8569, 10792, 11644, 12464, 12496, 14432, 14839, 17138, 21584, 23288, 24928, 24992, 29678, 32021, 34276, 43168, 46576, 55309, 59356, 64042, 68552, 93152, 110618, 118712, 128084, 137104, 221236, 237424, 256168, 274208, 442472, 474848, 512336, 608399, 884944, 1024672, 1216798, 1769888, 2433596, 4867192, 9734384, 19468768]

約数ペア:

[(1, 19468768), (2, 9734384), (4, 4867192), (8, 2433596), (11, 1769888), (16, 1216798), (19, 1024672), (22, 884944), (32, 608399), (38, 512336), (41, 474848), (44, 442472), (71, 274208), (76, 256168), (82, 237424), (88, 221236), (142, 137104), (152, 128084), (164, 118712), (176, 110618), (209, 93152), (284, 68552), (304, 64042), (328, 59356), (352, 55309), (418, 46576), (451, 43168), (568, 34276), (608, 32021), (656, 29678), (779, 24992), (781, 24928), (836, 23288), (902, 21584), (1136, 17138), (1312, 14839), (1349, 14432), (1558, 12496), (1562, 12464), (1672, 11644), (1804, 10792), (2272, 8569), (2698, 7216), (2911, 6688), (3116, 6248), (3124, 6232), (3344, 5822), (3608, 5396)]