19122064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 40231800

約数和(自身を除く): 21109736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 149, 208, 298, 596, 617, 1192, 1234, 1937, 2384, 2468, 3874, 4936, 7748, 8021, 9872, 15496, 16042, 30992, 32084, 64168, 91933, 128336, 183866, 367732, 735464, 1195129, 1470928, 2390258, 4780516, 9561032, 19122064]

約数ペア:

[(1, 19122064), (2, 9561032), (4, 4780516), (8, 2390258), (13, 1470928), (16, 1195129), (26, 735464), (52, 367732), (104, 183866), (149, 128336), (208, 91933), (298, 64168), (596, 32084), (617, 30992), (1192, 16042), (1234, 15496), (1937, 9872), (2384, 8021), (2468, 7748), (3874, 4936)]