18490648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11059}}^1$

素因数の和:11095

約数の個数: 32

約数和(自身を含む): 39816000

約数和(自身を除く): 21325352

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 11059, 22118, 44236, 88472, 121649, 210121, 243298, 420242, 486596, 840484, 973192, 1680968, 2311331, 4622662, 9245324, 18490648]

約数ペア:

[(1, 18490648), (2, 9245324), (4, 4622662), (8, 2311331), (11, 1680968), (19, 973192), (22, 840484), (38, 486596), (44, 420242), (76, 243298), (88, 210121), (152, 121649), (209, 88472), (418, 44236), (836, 22118), (1672, 11059)]