20719781010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12116831}}^1$

素因数の和:12116863

約数の個数: 48

約数和(自身を含む): 56706773760

約数和(自身を除く): 35986992750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 12116831, 24233662, 36350493, 60584155, 72700986, 109051479, 121168310, 181752465, 218102958, 230219789, 363504930, 460439578, 545257395, 690659367, 1090514790, 1151098945, 1381318734, 2071978101, 2302197890, 3453296835, 4143956202, 6906593670, 10359890505, 20719781010]

約数ペア:

[(1, 20719781010), (2, 10359890505), (3, 6906593670), (5, 4143956202), (6, 3453296835), (9, 2302197890), (10, 2071978101), (15, 1381318734), (18, 1151098945), (19, 1090514790), (30, 690659367), (38, 545257395), (45, 460439578), (57, 363504930), (90, 230219789), (95, 218102958), (114, 181752465), (171, 121168310), (190, 109051479), (285, 72700986), (342, 60584155), (570, 36350493), (855, 24233662), (1710, 12116831)]