16520396

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:530

約数の個数: 36

約数和(自身を含む): 31770816

約数和(自身を除く): 15250420

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 289, 461, 527, 578, 922, 1054, 1156, 1844, 2108, 7837, 8959, 14291, 15674, 17918, 28582, 31348, 35836, 57164, 133229, 242947, 266458, 485894, 532916, 971788, 4130099, 8260198, 16520396]

約数ペア:

[(1, 16520396), (2, 8260198), (4, 4130099), (17, 971788), (31, 532916), (34, 485894), (62, 266458), (68, 242947), (124, 133229), (289, 57164), (461, 35836), (527, 31348), (578, 28582), (922, 17918), (1054, 15674), (1156, 14291), (1844, 8959), (2108, 7837)]