20115888948

素因数分解:

$2^2\times 3^6\times {\mathrm{181}}^1\times {\mathrm{38113}}^1$

素因数の和:38316

約数の個数: 84

約数和(自身を含む): 53073058948

約数和(自身を除く): 32957170000

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 181, 243, 324, 362, 486, 543, 724, 729, 972, 1086, 1458, 1629, 2172, 2916, 3258, 4887, 6516, 9774, 14661, 19548, 29322, 38113, 43983, 58644, 76226, 87966, 114339, 131949, 152452, 175932, 228678, 263898, 343017, 457356, 527796, 686034, 1029051, 1372068, 2058102, 3087153, 4116204, 6174306, 6898453, 9261459, 12348612, 13796906, 18522918, 20695359, 27593812, 27784377, 37045836, 41390718, 55568754, 62086077, 82781436, 111137508, 124172154, 186258231, 248344308, 372516462, 558774693, 745032924, 1117549386, 1676324079, 2235098772, 3352648158, 5028972237, 6705296316, 10057944474, 20115888948]

約数ペア:

[(1, 20115888948), (2, 10057944474), (3, 6705296316), (4, 5028972237), (6, 3352648158), (9, 2235098772), (12, 1676324079), (18, 1117549386), (27, 745032924), (36, 558774693), (54, 372516462), (81, 248344308), (108, 186258231), (162, 124172154), (181, 111137508), (243, 82781436), (324, 62086077), (362, 55568754), (486, 41390718), (543, 37045836), (724, 27784377), (729, 27593812), (972, 20695359), (1086, 18522918), (1458, 13796906), (1629, 12348612), (2172, 9261459), (2916, 6898453), (3258, 6174306), (4887, 4116204), (6516, 3087153), (9774, 2058102), (14661, 1372068), (19548, 1029051), (29322, 686034), (38113, 527796), (43983, 457356), (58644, 343017), (76226, 263898), (87966, 228678), (114339, 175932), (131949, 152452)]