156747568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{1013}}^1$

素因数の和:1549

約数の個数: 40

約数和(自身を含む): 320626800

約数和(自身を除く): 163879232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 509, 1013, 1018, 2026, 2036, 4052, 4072, 8104, 8144, 9671, 16208, 19247, 19342, 38494, 38684, 76988, 77368, 153976, 154736, 307952, 515617, 1031234, 2062468, 4124936, 8249872, 9796723, 19593446, 39186892, 78373784, 156747568]

約数ペア:

[(1, 156747568), (2, 78373784), (4, 39186892), (8, 19593446), (16, 9796723), (19, 8249872), (38, 4124936), (76, 2062468), (152, 1031234), (304, 515617), (509, 307952), (1013, 154736), (1018, 153976), (2026, 77368), (2036, 76988), (4052, 38684), (4072, 38494), (8104, 19342), (8144, 19247), (9671, 16208)]