20460954536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{284591}}^1$

素因数の和:284670

約数の個数: 64

約数和(自身を含む): 45079372800

約数和(自身を除く): 24618418264

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 43, 44, 76, 86, 88, 152, 172, 209, 344, 418, 473, 817, 836, 946, 1634, 1672, 1892, 3268, 3784, 6536, 8987, 17974, 35948, 71896, 284591, 569182, 1138364, 2276728, 3130501, 5407229, 6261002, 10814458, 12237413, 12522004, 21628916, 24474826, 25044008, 43257832, 48949652, 59479519, 97899304, 118959038, 134611543, 232510847, 237918076, 269223086, 465021694, 475836152, 538446172, 930043388, 1076892344, 1860086776, 2557619317, 5115238634, 10230477268, 20460954536]

約数ペア:

[(1, 20460954536), (2, 10230477268), (4, 5115238634), (8, 2557619317), (11, 1860086776), (19, 1076892344), (22, 930043388), (38, 538446172), (43, 475836152), (44, 465021694), (76, 269223086), (86, 237918076), (88, 232510847), (152, 134611543), (172, 118959038), (209, 97899304), (344, 59479519), (418, 48949652), (473, 43257832), (817, 25044008), (836, 24474826), (946, 21628916), (1634, 12522004), (1672, 12237413), (1892, 10814458), (3268, 6261002), (3784, 5407229), (6536, 3130501), (8987, 2276728), (17974, 1138364), (35948, 569182), (71896, 284591)]