19408994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{787}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 34041600

約数和(自身を除く): 14632606

約数列:

[1, 2, 11, 19, 22, 38, 59, 118, 209, 418, 649, 787, 1121, 1298, 1574, 2242, 8657, 12331, 14953, 17314, 24662, 29906, 46433, 92866, 164483, 328966, 510763, 882227, 1021526, 1764454, 9704497, 19408994]

約数ペア:

[(1, 19408994), (2, 9704497), (11, 1764454), (19, 1021526), (22, 882227), (38, 510763), (59, 328966), (118, 164483), (209, 92866), (418, 46433), (649, 29906), (787, 24662), (1121, 17314), (1298, 14953), (1574, 12331), (2242, 8657)]