18441774

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1487}}^1$

素因数の和:1561

約数の個数: 48

約数和(自身を含む): 43872192

約数和(自身を除く): 25430418

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 234, 318, 477, 689, 954, 1378, 1487, 2067, 2974, 4134, 4461, 6201, 8922, 12402, 13383, 19331, 26766, 38662, 57993, 78811, 115986, 157622, 173979, 236433, 347958, 472866, 709299, 1024543, 1418598, 2049086, 3073629, 6147258, 9220887, 18441774]

約数ペア:

[(1, 18441774), (2, 9220887), (3, 6147258), (6, 3073629), (9, 2049086), (13, 1418598), (18, 1024543), (26, 709299), (39, 472866), (53, 347958), (78, 236433), (106, 173979), (117, 157622), (159, 115986), (234, 78811), (318, 57993), (477, 38662), (689, 26766), (954, 19331), (1378, 13383), (1487, 12402), (2067, 8922), (2974, 6201), (4134, 4461)]