19747422

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^2\times {\mathrm{1013}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 46360080

約数和(自身を除く): 26612658

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 361, 513, 722, 1013, 1026, 1083, 2026, 2166, 3039, 3249, 6078, 6498, 9117, 9747, 18234, 19247, 19494, 27351, 38494, 54702, 57741, 115482, 173223, 346446, 365693, 519669, 731386, 1039338, 1097079, 2194158, 3291237, 6582474, 9873711, 19747422]

約数ペア:

[(1, 19747422), (2, 9873711), (3, 6582474), (6, 3291237), (9, 2194158), (18, 1097079), (19, 1039338), (27, 731386), (38, 519669), (54, 365693), (57, 346446), (114, 173223), (171, 115482), (342, 57741), (361, 54702), (513, 38494), (722, 27351), (1013, 19494), (1026, 19247), (1083, 18234), (2026, 9747), (2166, 9117), (3039, 6498), (3249, 6078)]