18450064

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:607

約数の個数: 40

約数和(自身を含む): 37988640

約数和(自身を除く): 19538576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 137, 152, 274, 304, 443, 548, 886, 1096, 1772, 2192, 2603, 3544, 5206, 7088, 8417, 10412, 16834, 20824, 33668, 41648, 60691, 67336, 121382, 134672, 242764, 485528, 971056, 1153129, 2306258, 4612516, 9225032, 18450064]

約数ペア:

[(1, 18450064), (2, 9225032), (4, 4612516), (8, 2306258), (16, 1153129), (19, 971056), (38, 485528), (76, 242764), (137, 134672), (152, 121382), (274, 67336), (304, 60691), (443, 41648), (548, 33668), (886, 20824), (1096, 16834), (1772, 10412), (2192, 8417), (2603, 7088), (3544, 5206)]