20175807735

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{23789}}^1$

素因数の和:24248

約数の個数: 48

約数和(自身を含む): 35806043520

約数和(自身を除く): 15630235785

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 401, 423, 705, 1203, 2005, 2115, 3609, 6015, 18045, 18847, 23789, 56541, 71367, 94235, 118945, 169623, 214101, 282705, 356835, 848115, 1070505, 1118083, 3354249, 5590415, 9539389, 10062747, 16771245, 28618167, 47696945, 50313735, 85854501, 143090835, 429272505, 448351283, 1345053849, 2241756415, 4035161547, 6725269245, 20175807735]

約数ペア:

[(1, 20175807735), (3, 6725269245), (5, 4035161547), (9, 2241756415), (15, 1345053849), (45, 448351283), (47, 429272505), (141, 143090835), (235, 85854501), (401, 50313735), (423, 47696945), (705, 28618167), (1203, 16771245), (2005, 10062747), (2115, 9539389), (3609, 5590415), (6015, 3354249), (18045, 1118083), (18847, 1070505), (23789, 848115), (56541, 356835), (71367, 282705), (94235, 214101), (118945, 169623)]