2418928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 40

約数和(自身を含む): 5046800

約数和(自身を除く): 2627872

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 109, 146, 152, 218, 292, 304, 436, 584, 872, 1168, 1387, 1744, 2071, 2774, 4142, 5548, 7957, 8284, 11096, 15914, 16568, 22192, 31828, 33136, 63656, 127312, 151183, 302366, 604732, 1209464, 2418928]

約数ペア:

[(1, 2418928), (2, 1209464), (4, 604732), (8, 302366), (16, 151183), (19, 127312), (38, 63656), (73, 33136), (76, 31828), (109, 22192), (146, 16568), (152, 15914), (218, 11096), (292, 8284), (304, 7957), (436, 5548), (584, 4142), (872, 2774), (1168, 2071), (1387, 1744)]