215527906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{1013}}^1$

素因数の和:1554

約数の個数: 32

約数和(自身を含む): 372340800

約数和(自身を除く): 156812894

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 509, 1013, 1018, 2026, 5599, 9671, 11143, 11198, 19247, 19342, 22286, 38494, 106381, 211717, 212762, 423434, 515617, 1031234, 5671787, 9796723, 11343574, 19593446, 107763953, 215527906]

約数ペア:

[(1, 215527906), (2, 107763953), (11, 19593446), (19, 11343574), (22, 9796723), (38, 5671787), (209, 1031234), (418, 515617), (509, 423434), (1013, 212762), (1018, 211717), (2026, 106381), (5599, 38494), (9671, 22286), (11143, 19342), (11198, 19247)]