2018902788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{33521}}^1$

素因数の和:33777

約数の個数: 72

約数和(自身を含む): 5856963840

約数和(自身を除く): 3838061052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 239, 252, 478, 717, 956, 1434, 1673, 2151, 2868, 3346, 4302, 5019, 6692, 8604, 10038, 15057, 20076, 30114, 33521, 60228, 67042, 100563, 134084, 201126, 234647, 301689, 402252, 469294, 603378, 703941, 938588, 1206756, 1407882, 2111823, 2815764, 4223646, 8011519, 8447292, 16023038, 24034557, 32046076, 48069114, 56080633, 72103671, 96138228, 112161266, 144207342, 168241899, 224322532, 288414684, 336483798, 504725697, 672967596, 1009451394, 2018902788]

約数ペア:

[(1, 2018902788), (2, 1009451394), (3, 672967596), (4, 504725697), (6, 336483798), (7, 288414684), (9, 224322532), (12, 168241899), (14, 144207342), (18, 112161266), (21, 96138228), (28, 72103671), (36, 56080633), (42, 48069114), (63, 32046076), (84, 24034557), (126, 16023038), (239, 8447292), (252, 8011519), (478, 4223646), (717, 2815764), (956, 2111823), (1434, 1407882), (1673, 1206756), (2151, 938588), (2868, 703941), (3346, 603378), (4302, 469294), (5019, 402252), (6692, 301689), (8604, 234647), (10038, 201126), (15057, 134084), (20076, 100563), (30114, 67042), (33521, 60228)]