20146968

素因数分解:

$2^3\times 3^4\times {\mathrm{31091}}^1$

素因数の和:31109

約数の個数: 40

約数和(自身を含む): 56431980

約数和(自身を除く): 36285012

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31091, 62182, 93273, 124364, 186546, 248728, 279819, 373092, 559638, 746184, 839457, 1119276, 1678914, 2238552, 2518371, 3357828, 5036742, 6715656, 10073484, 20146968]

約数ペア:

[(1, 20146968), (2, 10073484), (3, 6715656), (4, 5036742), (6, 3357828), (8, 2518371), (9, 2238552), (12, 1678914), (18, 1119276), (24, 839457), (27, 746184), (36, 559638), (54, 373092), (72, 279819), (81, 248728), (108, 186546), (162, 124364), (216, 93273), (324, 62182), (648, 31091)]