219489710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{105019}}^1$

素因数の和:105056

約数の個数: 32

約数和(自身を含む): 453686400

約数和(自身を除く): 234196690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 105019, 210038, 525095, 1050190, 1155209, 1995361, 2310418, 3990722, 5776045, 9976805, 11552090, 19953610, 21948971, 43897942, 109744855, 219489710]

約数ペア:

[(1, 219489710), (2, 109744855), (5, 43897942), (10, 21948971), (11, 19953610), (19, 11552090), (22, 9976805), (38, 5776045), (55, 3990722), (95, 2310418), (110, 1995361), (190, 1155209), (209, 1050190), (418, 525095), (1045, 210038), (2090, 105019)]