18638391534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{83557}}^1$

素因数の和:83729

約数の個数: 64

約数和(自身を含む): 43894020096

約数和(自身を除く): 25255628562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 113, 141, 226, 282, 329, 339, 658, 678, 791, 987, 1582, 1974, 2373, 4746, 5311, 10622, 15933, 31866, 37177, 74354, 83557, 111531, 167114, 223062, 250671, 501342, 584899, 1169798, 1754697, 3509394, 3927179, 7854358, 9441941, 11781537, 18883882, 23563074, 27490253, 28325823, 54980506, 56651646, 66093587, 82470759, 132187174, 164941518, 198280761, 396561522, 443771227, 887542454, 1331313681, 2662627362, 3106398589, 6212797178, 9319195767, 18638391534]

約数ペア:

[(1, 18638391534), (2, 9319195767), (3, 6212797178), (6, 3106398589), (7, 2662627362), (14, 1331313681), (21, 887542454), (42, 443771227), (47, 396561522), (94, 198280761), (113, 164941518), (141, 132187174), (226, 82470759), (282, 66093587), (329, 56651646), (339, 54980506), (658, 28325823), (678, 27490253), (791, 23563074), (987, 18883882), (1582, 11781537), (1974, 9441941), (2373, 7854358), (4746, 3927179), (5311, 3509394), (10622, 1754697), (15933, 1169798), (31866, 584899), (37177, 501342), (74354, 250671), (83557, 223062), (111531, 167114)]