20017558718

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{197369}}^1$

素因数の和:197564

約数の個数: 32

約数和(自身を含む): 33679216800

約数和(自身を除く): 13661658082

約数列:

[1, 2, 17, 19, 34, 38, 157, 314, 323, 646, 2669, 2983, 5338, 5966, 50711, 101422, 197369, 394738, 3355273, 3750011, 6710546, 7500022, 30986933, 61973866, 63750187, 127500374, 526777861, 588751727, 1053555722, 1177503454, 10008779359, 20017558718]

約数ペア:

[(1, 20017558718), (2, 10008779359), (17, 1177503454), (19, 1053555722), (34, 588751727), (38, 526777861), (157, 127500374), (314, 63750187), (323, 61973866), (646, 30986933), (2669, 7500022), (2983, 6710546), (5338, 3750011), (5966, 3355273), (50711, 394738), (101422, 197369)]