19730300915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{20327}}^1$

素因数の和:20591

約数の個数: 32

約数和(自身を含む): 25920639360

約数和(自身を除く): 6190338445

約数列:

[1, 5, 13, 65, 109, 137, 545, 685, 1417, 1781, 7085, 8905, 14933, 20327, 74665, 101635, 194129, 264251, 970645, 1321255, 2215643, 2784799, 11078215, 13923995, 28803359, 36202387, 144016795, 181011935, 303543091, 1517715455, 3946060183, 19730300915]

約数ペア:

[(1, 19730300915), (5, 3946060183), (13, 1517715455), (65, 303543091), (109, 181011935), (137, 144016795), (545, 36202387), (685, 28803359), (1417, 13923995), (1781, 11078215), (7085, 2784799), (8905, 2215643), (14933, 1321255), (20327, 970645), (74665, 264251), (101635, 194129)]