19914030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1279}}^1$

素因数の和:1465

約数の個数: 48

約数和(自身を含む): 52116480

約数和(自身を除く): 32202450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 173, 346, 519, 865, 1038, 1279, 1557, 1730, 2558, 2595, 3114, 3837, 5190, 6395, 7674, 7785, 11511, 12790, 15570, 19185, 23022, 38370, 57555, 115110, 221267, 442534, 663801, 1106335, 1327602, 1991403, 2212670, 3319005, 3982806, 6638010, 9957015, 19914030]

約数ペア:

[(1, 19914030), (2, 9957015), (3, 6638010), (5, 3982806), (6, 3319005), (9, 2212670), (10, 1991403), (15, 1327602), (18, 1106335), (30, 663801), (45, 442534), (90, 221267), (173, 115110), (346, 57555), (519, 38370), (865, 23022), (1038, 19185), (1279, 15570), (1557, 12790), (1730, 11511), (2558, 7785), (2595, 7674), (3114, 6395), (3837, 5190)]