18369316

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 40937400

約数和(自身を除く): 22568084

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 49, 68, 74, 98, 119, 148, 149, 196, 238, 259, 298, 476, 518, 596, 629, 833, 1036, 1043, 1258, 1666, 1813, 2086, 2516, 2533, 3332, 3626, 4172, 4403, 5066, 5513, 7252, 7301, 8806, 10132, 11026, 14602, 17612, 17731, 22052, 29204, 30821, 35462, 38591, 61642, 70924, 77182, 93721, 123284, 124117, 154364, 187442, 248234, 270137, 374884, 496468, 540274, 656047, 1080548, 1312094, 2624188, 4592329, 9184658, 18369316]

約数ペア:

[(1, 18369316), (2, 9184658), (4, 4592329), (7, 2624188), (14, 1312094), (17, 1080548), (28, 656047), (34, 540274), (37, 496468), (49, 374884), (68, 270137), (74, 248234), (98, 187442), (119, 154364), (148, 124117), (149, 123284), (196, 93721), (238, 77182), (259, 70924), (298, 61642), (476, 38591), (518, 35462), (596, 30821), (629, 29204), (833, 22052), (1036, 17731), (1043, 17612), (1258, 14602), (1666, 11026), (1813, 10132), (2086, 8806), (2516, 7301), (2533, 7252), (3332, 5513), (3626, 5066), (4172, 4403)]