388535836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{54539}}^1$

素因数の和:54693

約数の個数: 24

約数和(自身を含む): 737598960

約数和(自身を除く): 349063124

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 54539, 109078, 218156, 709007, 1418014, 2836028, 7471843, 14943686, 29887372, 97133959, 194267918, 388535836]

約数ペア:

[(1, 388535836), (2, 194267918), (4, 97133959), (13, 29887372), (26, 14943686), (52, 7471843), (137, 2836028), (274, 1418014), (548, 709007), (1781, 218156), (3562, 109078), (7124, 54539)]