18115460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1229}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 42154560

約数和(自身を除く): 24039100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1229, 1340, 1474, 2458, 2948, 3685, 4916, 6145, 7370, 12290, 13519, 14740, 24580, 27038, 54076, 67595, 82343, 135190, 164686, 270380, 329372, 411715, 823430, 905773, 1646860, 1811546, 3623092, 4528865, 9057730, 18115460]

約数ペア:

[(1, 18115460), (2, 9057730), (4, 4528865), (5, 3623092), (10, 1811546), (11, 1646860), (20, 905773), (22, 823430), (44, 411715), (55, 329372), (67, 270380), (110, 164686), (134, 135190), (220, 82343), (268, 67595), (335, 54076), (670, 27038), (737, 24580), (1229, 14740), (1340, 13519), (1474, 12290), (2458, 7370), (2948, 6145), (3685, 4916)]