20217961788

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2069}}^1\times {\mathrm{42859}}^1$

素因数の和:44954

約数の個数: 48

約数和(自身を含む): 49683312000

約数和(自身を除く): 29465350212

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 2069, 4138, 6207, 8276, 12414, 24828, 39311, 42859, 78622, 85718, 117933, 128577, 157244, 171436, 235866, 257154, 471732, 514308, 814321, 1628642, 2442963, 3257284, 4885926, 9771852, 88675271, 177350542, 266025813, 354701084, 532051626, 1064103252, 1684830149, 3369660298, 5054490447, 6739320596, 10108980894, 20217961788]

約数ペア:

[(1, 20217961788), (2, 10108980894), (3, 6739320596), (4, 5054490447), (6, 3369660298), (12, 1684830149), (19, 1064103252), (38, 532051626), (57, 354701084), (76, 266025813), (114, 177350542), (228, 88675271), (2069, 9771852), (4138, 4885926), (6207, 3257284), (8276, 2442963), (12414, 1628642), (24828, 814321), (39311, 514308), (42859, 471732), (78622, 257154), (85718, 235866), (117933, 171436), (128577, 157244)]