20199446368

素因数分解:

$2^5\times {\mathrm{151}}^1\times {\mathrm{239}}^1\times {\mathrm{17491}}^1$

素因数の和:17891

約数の個数: 48

約数和(自身を含む): 40200814080

約数和(自身を除く): 20001367712

約数列:

[1, 2, 4, 8, 16, 32, 151, 239, 302, 478, 604, 956, 1208, 1912, 2416, 3824, 4832, 7648, 17491, 34982, 36089, 69964, 72178, 139928, 144356, 279856, 288712, 559712, 577424, 1154848, 2641141, 4180349, 5282282, 8360698, 10564564, 16721396, 21129128, 33442792, 42258256, 66885584, 84516512, 133771168, 631232699, 1262465398, 2524930796, 5049861592, 10099723184, 20199446368]

約数ペア:

[(1, 20199446368), (2, 10099723184), (4, 5049861592), (8, 2524930796), (16, 1262465398), (32, 631232699), (151, 133771168), (239, 84516512), (302, 66885584), (478, 42258256), (604, 33442792), (956, 21129128), (1208, 16721396), (1912, 10564564), (2416, 8360698), (3824, 5282282), (4832, 4180349), (7648, 2641141), (17491, 1154848), (34982, 577424), (36089, 559712), (69964, 288712), (72178, 279856), (139928, 144356)]