128947604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{2741}}^1$

素因数の和:3383

約数の個数: 24

約数和(自身を含む): 238005600

約数和(自身を除く): 109057996

約数列:

[1, 2, 4, 19, 38, 76, 619, 1238, 2476, 2741, 5482, 10964, 11761, 23522, 47044, 52079, 104158, 208316, 1696679, 3393358, 6786716, 32236901, 64473802, 128947604]

約数ペア:

[(1, 128947604), (2, 64473802), (4, 32236901), (19, 6786716), (38, 3393358), (76, 1696679), (619, 208316), (1238, 104158), (2476, 52079), (2741, 47044), (5482, 23522), (10964, 11761)]