31967728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8089}}^1$

素因数の和:8129

約数の個数: 40

約数和(自身を含む): 70221200

約数和(自身を除く): 38253472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 8089, 16178, 32356, 64712, 105157, 129424, 153691, 210314, 307382, 420628, 614764, 841256, 1229528, 1682512, 1997983, 2459056, 3995966, 7991932, 15983864, 31967728]

約数ペア:

[(1, 31967728), (2, 15983864), (4, 7991932), (8, 3995966), (13, 2459056), (16, 1997983), (19, 1682512), (26, 1229528), (38, 841256), (52, 614764), (76, 420628), (104, 307382), (152, 210314), (208, 153691), (247, 129424), (304, 105157), (494, 64712), (988, 32356), (1976, 16178), (3952, 8089)]