19257290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3613}}^1$

素因数の和:3674

約数の個数: 32

約数和(自身を含む): 38250576

約数和(自身を除く): 18993286

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 3613, 5330, 7226, 18065, 36130, 46969, 93938, 148133, 234845, 296266, 469690, 740665, 1481330, 1925729, 3851458, 9628645, 19257290]

約数ペア:

[(1, 19257290), (2, 9628645), (5, 3851458), (10, 1925729), (13, 1481330), (26, 740665), (41, 469690), (65, 296266), (82, 234845), (130, 148133), (205, 93938), (410, 46969), (533, 36130), (1066, 18065), (2665, 7226), (3613, 5330)]