16870518

素因数分解:

$2^1\times 3^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:78

約数の個数: 128

約数和(自身を含む): 47232000

約数和(自身を除く): 30361482

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 29, 38, 42, 54, 57, 58, 63, 81, 87, 114, 126, 133, 162, 171, 174, 189, 203, 243, 261, 266, 342, 378, 399, 406, 486, 513, 522, 551, 567, 609, 729, 783, 798, 1026, 1102, 1134, 1197, 1218, 1458, 1539, 1566, 1653, 1701, 1827, 2187, 2349, 2394, 3078, 3306, 3402, 3591, 3654, 3857, 4374, 4617, 4698, 4959, 5103, 5481, 7047, 7182, 7714, 9234, 9918, 10206, 10773, 10962, 11571, 13851, 14094, 14877, 15309, 16443, 21141, 21546, 23142, 27702, 29754, 30618, 32319, 32886, 34713, 41553, 42282, 44631, 49329, 63423, 64638, 69426, 83106, 89262, 96957, 98658, 104139, 126846, 133893, 147987, 193914, 208278, 267786, 290871, 295974, 312417, 401679, 443961, 581742, 624834, 803358, 887922, 937251, 1205037, 1874502, 2410074, 2811753, 5623506, 8435259, 16870518]

約数ペア:

[(1, 16870518), (2, 8435259), (3, 5623506), (6, 2811753), (7, 2410074), (9, 1874502), (14, 1205037), (18, 937251), (19, 887922), (21, 803358), (27, 624834), (29, 581742), (38, 443961), (42, 401679), (54, 312417), (57, 295974), (58, 290871), (63, 267786), (81, 208278), (87, 193914), (114, 147987), (126, 133893), (133, 126846), (162, 104139), (171, 98658), (174, 96957), (189, 89262), (203, 83106), (243, 69426), (261, 64638), (266, 63423), (342, 49329), (378, 44631), (399, 42282), (406, 41553), (486, 34713), (513, 32886), (522, 32319), (551, 30618), (567, 29754), (609, 27702), (729, 23142), (783, 21546), (798, 21141), (1026, 16443), (1102, 15309), (1134, 14877), (1197, 14094), (1218, 13851), (1458, 11571), (1539, 10962), (1566, 10773), (1653, 10206), (1701, 9918), (1827, 9234), (2187, 7714), (2349, 7182), (2394, 7047), (3078, 5481), (3306, 5103), (3402, 4959), (3591, 4698), (3654, 4617), (3857, 4374)]