18471344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{60761}}^1$

素因数の和:60788

約数の個数: 20

約数和(自身を含む): 37672440

約数和(自身を除く): 19201096

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 60761, 121522, 243044, 486088, 972176, 1154459, 2308918, 4617836, 9235672, 18471344]

約数ペア:

[(1, 18471344), (2, 9235672), (4, 4617836), (8, 2308918), (16, 1154459), (19, 972176), (38, 486088), (76, 243044), (152, 121522), (304, 60761)]