208884944

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2789}}^1$

素因数の和:2979

約数の個数: 40

約数和(自身を含む): 420687360

約数和(自身を除く): 211802416

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 151, 248, 302, 496, 604, 1208, 2416, 2789, 4681, 5578, 9362, 11156, 18724, 22312, 37448, 44624, 74896, 86459, 172918, 345836, 421139, 691672, 842278, 1383344, 1684556, 3369112, 6738224, 13055309, 26110618, 52221236, 104442472, 208884944]

約数ペア:

[(1, 208884944), (2, 104442472), (4, 52221236), (8, 26110618), (16, 13055309), (31, 6738224), (62, 3369112), (124, 1684556), (151, 1383344), (248, 842278), (302, 691672), (496, 421139), (604, 345836), (1208, 172918), (2416, 86459), (2789, 74896), (4681, 44624), (5578, 37448), (9362, 22312), (11156, 18724)]