19409586

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{617}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 45652896

約数和(自身を除く): 26243310

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 107, 147, 214, 294, 321, 617, 642, 749, 1234, 1498, 1851, 2247, 3702, 4319, 4494, 5243, 8638, 10486, 12957, 15729, 25914, 30233, 31458, 60466, 66019, 90699, 132038, 181398, 198057, 396114, 462133, 924266, 1386399, 2772798, 3234931, 6469862, 9704793, 19409586]

約数ペア:

[(1, 19409586), (2, 9704793), (3, 6469862), (6, 3234931), (7, 2772798), (14, 1386399), (21, 924266), (42, 462133), (49, 396114), (98, 198057), (107, 181398), (147, 132038), (214, 90699), (294, 66019), (321, 60466), (617, 31458), (642, 30233), (749, 25914), (1234, 15729), (1498, 12957), (1851, 10486), (2247, 8638), (3702, 5243), (4319, 4494)]