18781369776

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3344261}}^1$

素因数の和:3344291

約数の個数: 80

約数和(自身を含む): 58056388320

約数和(自身を除く): 39275018544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 3344261, 6688522, 10032783, 13377044, 20065566, 26754088, 30098349, 40131132, 43475393, 53508176, 60196698, 80262264, 86950786, 90295047, 120393396, 130426179, 160524528, 173901572, 180590094, 240786792, 260852358, 347803144, 361180188, 391278537, 481573584, 521704716, 695606288, 722360376, 782557074, 1043409432, 1173835611, 1444720752, 1565114148, 2086818864, 2347671222, 3130228296, 4695342444, 6260456592, 9390684888, 18781369776]

約数ペア:

[(1, 18781369776), (2, 9390684888), (3, 6260456592), (4, 4695342444), (6, 3130228296), (8, 2347671222), (9, 2086818864), (12, 1565114148), (13, 1444720752), (16, 1173835611), (18, 1043409432), (24, 782557074), (26, 722360376), (27, 695606288), (36, 521704716), (39, 481573584), (48, 391278537), (52, 361180188), (54, 347803144), (72, 260852358), (78, 240786792), (104, 180590094), (108, 173901572), (117, 160524528), (144, 130426179), (156, 120393396), (208, 90295047), (216, 86950786), (234, 80262264), (312, 60196698), (351, 53508176), (432, 43475393), (468, 40131132), (624, 30098349), (702, 26754088), (936, 20065566), (1404, 13377044), (1872, 10032783), (2808, 6688522), (5616, 3344261)]