18252476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 18035524

約数列:

[1, 2, 4, 11, 22, 44, 59, 79, 89, 118, 158, 178, 236, 316, 356, 649, 869, 979, 1298, 1738, 1958, 2596, 3476, 3916, 4661, 5251, 7031, 9322, 10502, 14062, 18644, 21004, 28124, 51271, 57761, 77341, 102542, 115522, 154682, 205084, 231044, 309364, 414829, 829658, 1659316, 4563119, 9126238, 18252476]

約数ペア:

[(1, 18252476), (2, 9126238), (4, 4563119), (11, 1659316), (22, 829658), (44, 414829), (59, 309364), (79, 231044), (89, 205084), (118, 154682), (158, 115522), (178, 102542), (236, 77341), (316, 57761), (356, 51271), (649, 28124), (869, 21004), (979, 18644), (1298, 14062), (1738, 10502), (1958, 9322), (2596, 7031), (3476, 5251), (3916, 4661)]