20922678

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55351}}^1$

素因数の和:55369

約数の個数: 32

約数和(自身を含む): 53137920

約数和(自身を除く): 32215242

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55351, 110702, 166053, 332106, 387457, 498159, 774914, 996318, 1162371, 1494477, 2324742, 2988954, 3487113, 6974226, 10461339, 20922678]

約数ペア:

[(1, 20922678), (2, 10461339), (3, 6974226), (6, 3487113), (7, 2988954), (9, 2324742), (14, 1494477), (18, 1162371), (21, 996318), (27, 774914), (42, 498159), (54, 387457), (63, 332106), (126, 166053), (189, 110702), (378, 55351)]