19045638

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^2\times {\mathrm{977}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 44714160

約数和(自身を除く): 25668522

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 361, 513, 722, 977, 1026, 1083, 1954, 2166, 2931, 3249, 5862, 6498, 8793, 9747, 17586, 18563, 19494, 26379, 37126, 52758, 55689, 111378, 167067, 334134, 352697, 501201, 705394, 1002402, 1058091, 2116182, 3174273, 6348546, 9522819, 19045638]

約数ペア:

[(1, 19045638), (2, 9522819), (3, 6348546), (6, 3174273), (9, 2116182), (18, 1058091), (19, 1002402), (27, 705394), (38, 501201), (54, 352697), (57, 334134), (114, 167067), (171, 111378), (342, 55689), (361, 52758), (513, 37126), (722, 26379), (977, 19494), (1026, 18563), (1083, 17586), (1954, 9747), (2166, 8793), (2931, 6498), (3249, 5862)]