18247740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1$

素因数の和:1931

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 42716100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1889, 1932, 2415, 3220, 3778, 4830, 5667, 7556, 9445, 9660, 11334, 13223, 18890, 22668, 26446, 28335, 37780, 39669, 43447, 52892, 56670, 66115, 79338, 86894, 113340, 130341, 132230, 158676, 173788, 198345, 217235, 260682, 264460, 304129, 396690, 434470, 521364, 608258, 651705, 793380, 868940, 912387, 1216516, 1303410, 1520645, 1824774, 2606820, 3041290, 3649548, 4561935, 6082580, 9123870, 18247740]

約数ペア:

[(1, 18247740), (2, 9123870), (3, 6082580), (4, 4561935), (5, 3649548), (6, 3041290), (7, 2606820), (10, 1824774), (12, 1520645), (14, 1303410), (15, 1216516), (20, 912387), (21, 868940), (23, 793380), (28, 651705), (30, 608258), (35, 521364), (42, 434470), (46, 396690), (60, 304129), (69, 264460), (70, 260682), (84, 217235), (92, 198345), (105, 173788), (115, 158676), (138, 132230), (140, 130341), (161, 113340), (210, 86894), (230, 79338), (276, 66115), (322, 56670), (345, 52892), (420, 43447), (460, 39669), (483, 37780), (644, 28335), (690, 26446), (805, 22668), (966, 18890), (1380, 13223), (1610, 11334), (1889, 9660), (1932, 9445), (2415, 7556), (3220, 5667), (3778, 4830)]