201323518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{449}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 335340000

約数和(自身を除く): 134016482

約数列:

[1, 2, 11, 22, 89, 178, 229, 449, 458, 898, 979, 1958, 2519, 4939, 5038, 9878, 20381, 39961, 40762, 79922, 102821, 205642, 224191, 439571, 448382, 879142, 1131031, 2262062, 9151069, 18302138, 100661759, 201323518]

約数ペア:

[(1, 201323518), (2, 100661759), (11, 18302138), (22, 9151069), (89, 2262062), (178, 1131031), (229, 879142), (449, 448382), (458, 439571), (898, 224191), (979, 205642), (1958, 102821), (2519, 79922), (4939, 40762), (5038, 39961), (9878, 20381)]