19952452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1493}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 37774296

約数和(自身を除く): 17821844

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 1493, 2986, 3341, 5972, 6682, 13364, 19409, 38818, 77636, 383701, 767402, 1534804, 4988113, 9976226, 19952452]

約数ペア:

[(1, 19952452), (2, 9976226), (4, 4988113), (13, 1534804), (26, 767402), (52, 383701), (257, 77636), (514, 38818), (1028, 19409), (1493, 13364), (2986, 6682), (3341, 5972)]