18338784

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 72

約数和(自身を含む): 51214968

約数和(自身を除く): 32876184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 289, 408, 544, 578, 661, 816, 867, 1156, 1322, 1632, 1734, 1983, 2312, 2644, 3468, 3966, 4624, 5288, 6936, 7932, 9248, 10576, 11237, 13872, 15864, 21152, 22474, 27744, 31728, 33711, 44948, 63456, 67422, 89896, 134844, 179792, 191029, 269688, 359584, 382058, 539376, 573087, 764116, 1078752, 1146174, 1528232, 2292348, 3056464, 4584696, 6112928, 9169392, 18338784]

約数ペア:

[(1, 18338784), (2, 9169392), (3, 6112928), (4, 4584696), (6, 3056464), (8, 2292348), (12, 1528232), (16, 1146174), (17, 1078752), (24, 764116), (32, 573087), (34, 539376), (48, 382058), (51, 359584), (68, 269688), (96, 191029), (102, 179792), (136, 134844), (204, 89896), (272, 67422), (289, 63456), (408, 44948), (544, 33711), (578, 31728), (661, 27744), (816, 22474), (867, 21152), (1156, 15864), (1322, 13872), (1632, 11237), (1734, 10576), (1983, 9248), (2312, 7932), (2644, 6936), (3468, 5288), (3966, 4624)]