19421388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{77069}}^1$

素因数の和:77086

約数の個数: 36

約数和(自身を含む): 56106960

約数和(自身を除く): 36685572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 77069, 154138, 231207, 308276, 462414, 539483, 693621, 924828, 1078966, 1387242, 1618449, 2157932, 2774484, 3236898, 4855347, 6473796, 9710694, 19421388]

約数ペア:

[(1, 19421388), (2, 9710694), (3, 6473796), (4, 4855347), (6, 3236898), (7, 2774484), (9, 2157932), (12, 1618449), (14, 1387242), (18, 1078966), (21, 924828), (28, 693621), (36, 539483), (42, 462414), (63, 308276), (84, 231207), (126, 154138), (252, 77069)]