40189826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 66316800

約数和(自身を除く): 26126974

約数列:

[1, 2, 19, 31, 38, 62, 109, 218, 313, 589, 626, 1178, 2071, 3379, 4142, 5947, 6758, 9703, 11894, 19406, 34117, 64201, 68234, 128402, 184357, 368714, 648223, 1057627, 1296446, 2115254, 20094913, 40189826]

約数ペア:

[(1, 40189826), (2, 20094913), (19, 2115254), (31, 1296446), (38, 1057627), (62, 648223), (109, 368714), (218, 184357), (313, 128402), (589, 68234), (626, 64201), (1178, 34117), (2071, 19406), (3379, 11894), (4142, 9703), (5947, 6758)]