20698830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2371}}^1$

素因数の和:2481

約数の個数: 48

約数和(自身を含む): 54394704

約数和(自身を除く): 33695874

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 97, 194, 291, 485, 582, 873, 970, 1455, 1746, 2371, 2910, 4365, 4742, 7113, 8730, 11855, 14226, 21339, 23710, 35565, 42678, 71130, 106695, 213390, 229987, 459974, 689961, 1149935, 1379922, 2069883, 2299870, 3449805, 4139766, 6899610, 10349415, 20698830]

約数ペア:

[(1, 20698830), (2, 10349415), (3, 6899610), (5, 4139766), (6, 3449805), (9, 2299870), (10, 2069883), (15, 1379922), (18, 1149935), (30, 689961), (45, 459974), (90, 229987), (97, 213390), (194, 106695), (291, 71130), (485, 42678), (582, 35565), (873, 23710), (970, 21339), (1455, 14226), (1746, 11855), (2371, 8730), (2910, 7113), (4365, 4742)]