20512605554

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2659}}^1\times {\mathrm{19001}}^1$

素因数の和:21698

約数の個数: 32

約数和(自身を含む): 36392630400

約数和(自身を除く): 15880024846

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 2659, 5318, 18613, 19001, 37226, 38002, 77111, 133007, 154222, 266014, 539777, 551029, 1079554, 1102058, 3857203, 7714406, 50523659, 101047318, 353665613, 707331226, 1465186111, 2930372222, 10256302777, 20512605554]

約数ペア:

[(1, 20512605554), (2, 10256302777), (7, 2930372222), (14, 1465186111), (29, 707331226), (58, 353665613), (203, 101047318), (406, 50523659), (2659, 7714406), (5318, 3857203), (18613, 1102058), (19001, 1079554), (37226, 551029), (38002, 539777), (77111, 266014), (133007, 154222)]