388543648

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{199049}}^1$

素因数の和:199120

約数の個数: 24

約数和(自身を含む): 777489300

約数和(自身を除く): 388945652

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 199049, 398098, 796196, 1592392, 3184784, 6369568, 12141989, 24283978, 48567956, 97135912, 194271824, 388543648]

約数ペア:

[(1, 388543648), (2, 194271824), (4, 97135912), (8, 48567956), (16, 24283978), (32, 12141989), (61, 6369568), (122, 3184784), (244, 1592392), (488, 796196), (976, 398098), (1952, 199049)]