20302304

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 44026416

約数和(自身を除く): 23724112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 137, 176, 274, 352, 421, 548, 842, 1096, 1507, 1684, 2192, 3014, 3368, 4384, 4631, 6028, 6736, 9262, 12056, 13472, 18524, 24112, 37048, 48224, 57677, 74096, 115354, 148192, 230708, 461416, 634447, 922832, 1268894, 1845664, 2537788, 5075576, 10151152, 20302304]

約数ペア:

[(1, 20302304), (2, 10151152), (4, 5075576), (8, 2537788), (11, 1845664), (16, 1268894), (22, 922832), (32, 634447), (44, 461416), (88, 230708), (137, 148192), (176, 115354), (274, 74096), (352, 57677), (421, 48224), (548, 37048), (842, 24112), (1096, 18524), (1507, 13472), (1684, 12056), (2192, 9262), (3014, 6736), (3368, 6028), (4384, 4631)]