16639896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 54028800

約数和(自身を除く): 37388904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 401, 456, 494, 532, 546, 728, 741, 798, 802, 988, 1064, 1092, 1203, 1482, 1596, 1604, 1729, 1976, 2184, 2406, 2807, 2964, 3192, 3208, 3458, 4812, 5187, 5213, 5614, 5928, 6916, 7619, 8421, 9624, 10374, 10426, 11228, 13832, 15238, 15639, 16842, 20748, 20852, 22456, 22857, 30476, 31278, 33684, 36491, 41496, 41704, 45714, 53333, 60952, 62556, 67368, 72982, 91428, 99047, 106666, 109473, 125112, 145964, 159999, 182856, 198094, 213332, 218946, 291928, 297141, 319998, 396188, 426664, 437892, 594282, 639996, 693329, 792376, 875784, 1188564, 1279992, 1386658, 2079987, 2377128, 2773316, 4159974, 5546632, 8319948, 16639896]

約数ペア:

[(1, 16639896), (2, 8319948), (3, 5546632), (4, 4159974), (6, 2773316), (7, 2377128), (8, 2079987), (12, 1386658), (13, 1279992), (14, 1188564), (19, 875784), (21, 792376), (24, 693329), (26, 639996), (28, 594282), (38, 437892), (39, 426664), (42, 396188), (52, 319998), (56, 297141), (57, 291928), (76, 218946), (78, 213332), (84, 198094), (91, 182856), (104, 159999), (114, 145964), (133, 125112), (152, 109473), (156, 106666), (168, 99047), (182, 91428), (228, 72982), (247, 67368), (266, 62556), (273, 60952), (312, 53333), (364, 45714), (399, 41704), (401, 41496), (456, 36491), (494, 33684), (532, 31278), (546, 30476), (728, 22857), (741, 22456), (798, 20852), (802, 20748), (988, 16842), (1064, 15639), (1092, 15238), (1203, 13832), (1482, 11228), (1596, 10426), (1604, 10374), (1729, 9624), (1976, 8421), (2184, 7619), (2406, 6916), (2807, 5928), (2964, 5614), (3192, 5213), (3208, 5187), (3458, 4812)]