31505552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{907}}^1$

素因数の和:1095

約数の個数: 40

約数和(自身を含む): 66204096

約数和(自身を除く): 34698544

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 167, 208, 334, 668, 907, 1336, 1814, 2171, 2672, 3628, 4342, 7256, 8684, 11791, 14512, 17368, 23582, 34736, 47164, 94328, 151469, 188656, 302938, 605876, 1211752, 1969097, 2423504, 3938194, 7876388, 15752776, 31505552]

約数ペア:

[(1, 31505552), (2, 15752776), (4, 7876388), (8, 3938194), (13, 2423504), (16, 1969097), (26, 1211752), (52, 605876), (104, 302938), (167, 188656), (208, 151469), (334, 94328), (668, 47164), (907, 34736), (1336, 23582), (1814, 17368), (2171, 14512), (2672, 11791), (3628, 8684), (4342, 7256)]