20165378804944

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{21557843}}^1$

素因数の和:21558068

約数の個数: 80

約数和(自身を含む): 43786568105280

約数和(自身を除く): 23621189300336

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 181, 272, 304, 323, 362, 646, 724, 1292, 1448, 2584, 2896, 3077, 3439, 5168, 6154, 6878, 12308, 13756, 24616, 27512, 49232, 55024, 58463, 116926, 233852, 467704, 935408, 21557843, 43115686, 86231372, 172462744, 344925488, 366483331, 409599017, 732966662, 819198034, 1465933324, 1638396068, 2931866648, 3276792136, 3901969583, 5863733296, 6553584272, 6963183289, 7803939166, 13926366578, 15607878332, 27852733156, 31215756664, 55705466312, 62431513328, 66333482911, 74137422077, 111410932624, 132666965822, 148274844154, 265333931644, 296549688308, 530667863288, 593099376616, 1061335726576, 1186198753232, 1260336175309, 2520672350618, 5041344701236, 10082689402472, 20165378804944]

約数ペア:

[(1, 20165378804944), (2, 10082689402472), (4, 5041344701236), (8, 2520672350618), (16, 1260336175309), (17, 1186198753232), (19, 1061335726576), (34, 593099376616), (38, 530667863288), (68, 296549688308), (76, 265333931644), (136, 148274844154), (152, 132666965822), (181, 111410932624), (272, 74137422077), (304, 66333482911), (323, 62431513328), (362, 55705466312), (646, 31215756664), (724, 27852733156), (1292, 15607878332), (1448, 13926366578), (2584, 7803939166), (2896, 6963183289), (3077, 6553584272), (3439, 5863733296), (5168, 3901969583), (6154, 3276792136), (6878, 2931866648), (12308, 1638396068), (13756, 1465933324), (24616, 819198034), (27512, 732966662), (49232, 409599017), (55024, 366483331), (58463, 344925488), (116926, 172462744), (233852, 86231372), (467704, 43115686), (935408, 21557843)]