20565104

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1543}}^1$

素因数の和:1582

約数の個数: 60

約数和(自身を含む): 49108464

約数和(自身を除く): 28543360

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1543, 1666, 1904, 3086, 3332, 6172, 6664, 10801, 12344, 13328, 21602, 24688, 26231, 43204, 52462, 75607, 86408, 104924, 151214, 172816, 183617, 209848, 302428, 367234, 419696, 604856, 734468, 1209712, 1285319, 1468936, 2570638, 2937872, 5141276, 10282552, 20565104]

約数ペア:

[(1, 20565104), (2, 10282552), (4, 5141276), (7, 2937872), (8, 2570638), (14, 1468936), (16, 1285319), (17, 1209712), (28, 734468), (34, 604856), (49, 419696), (56, 367234), (68, 302428), (98, 209848), (112, 183617), (119, 172816), (136, 151214), (196, 104924), (238, 86408), (272, 75607), (392, 52462), (476, 43204), (784, 26231), (833, 24688), (952, 21602), (1543, 13328), (1666, 12344), (1904, 10801), (3086, 6664), (3332, 6172)]