19951558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 15040442

約数列:

[1, 2, 11, 19, 22, 38, 59, 118, 209, 418, 649, 809, 1121, 1298, 1618, 2242, 8899, 12331, 15371, 17798, 24662, 30742, 47731, 95462, 169081, 338162, 525041, 906889, 1050082, 1813778, 9975779, 19951558]

約数ペア:

[(1, 19951558), (2, 9975779), (11, 1813778), (19, 1050082), (22, 906889), (38, 525041), (59, 338162), (118, 169081), (209, 95462), (418, 47731), (649, 30742), (809, 24662), (1121, 17798), (1298, 15371), (1618, 12331), (2242, 8899)]