18396992

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:523

約数の個数: 56

約数和(自身を含む): 39785544

約数和(自身を除く): 21388552

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 136, 148, 272, 296, 457, 544, 592, 629, 914, 1088, 1184, 1258, 1828, 2368, 2516, 3656, 5032, 7312, 7769, 10064, 14624, 15538, 16909, 20128, 29248, 31076, 33818, 40256, 62152, 67636, 124304, 135272, 248608, 270544, 287453, 497216, 541088, 574906, 1082176, 1149812, 2299624, 4599248, 9198496, 18396992]

約数ペア:

[(1, 18396992), (2, 9198496), (4, 4599248), (8, 2299624), (16, 1149812), (17, 1082176), (32, 574906), (34, 541088), (37, 497216), (64, 287453), (68, 270544), (74, 248608), (136, 135272), (148, 124304), (272, 67636), (296, 62152), (457, 40256), (544, 33818), (592, 31076), (629, 29248), (914, 20128), (1088, 16909), (1184, 15538), (1258, 14624), (1828, 10064), (2368, 7769), (2516, 7312), (3656, 5032)]