18489280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3041}}^1$

素因数の和:3077

約数の個数: 56

約数和(自身を含む): 46360080

約数和(自身を除く): 27870800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 3041, 6080, 6082, 12164, 15205, 24328, 30410, 48656, 57779, 60820, 97312, 115558, 121640, 194624, 231116, 243280, 288895, 462232, 486560, 577790, 924464, 973120, 1155580, 1848928, 2311160, 3697856, 4622320, 9244640, 18489280]

約数ペア:

[(1, 18489280), (2, 9244640), (4, 4622320), (5, 3697856), (8, 2311160), (10, 1848928), (16, 1155580), (19, 973120), (20, 924464), (32, 577790), (38, 486560), (40, 462232), (64, 288895), (76, 243280), (80, 231116), (95, 194624), (152, 121640), (160, 115558), (190, 97312), (304, 60820), (320, 57779), (380, 48656), (608, 30410), (760, 24328), (1216, 15205), (1520, 12164), (3040, 6082), (3041, 6080)]