17668528

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 35687696

約数和(自身を除く): 18019168

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 421, 488, 688, 842, 976, 1684, 2623, 3368, 5246, 6736, 10492, 18103, 20984, 25681, 36206, 41968, 51362, 72412, 102724, 144824, 205448, 289648, 410896, 1104283, 2208566, 4417132, 8834264, 17668528]

約数ペア:

[(1, 17668528), (2, 8834264), (4, 4417132), (8, 2208566), (16, 1104283), (43, 410896), (61, 289648), (86, 205448), (122, 144824), (172, 102724), (244, 72412), (344, 51362), (421, 41968), (488, 36206), (688, 25681), (842, 20984), (976, 18103), (1684, 10492), (2623, 6736), (3368, 5246)]