About the Number

1820702988

1820702987 ← → 1820702989

2進数表記:1101100100001011011100100001100

漢数字表記:十八億二千七十万二千九百八十八

素因数分解:

2 2 × 3 3 × 13 1 × 127 1 × 10211 1

素因数の和:10364
約数の個数: 96
約数和(自身を含む): 5123973120
約数和(自身を除く): 3303270132

約数列:
[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 127, 156, 234, 254, 351, 381, 468, 508, 702, 762, 1143, 1404, 1524, 1651, 2286, 3302, 3429, 4572, 4953, 6604, 6858, 9906, 10211, 13716, 14859, 19812, 20422, 29718, 30633, 40844, 44577, 59436, 61266, 89154, 91899, 122532, 132743, 178308, 183798, 265486, 275697, 367596, 398229, 530972, 551394, 796458, 1102788, 1194687, 1296797, 1592916, 2389374, 2593594, 3584061, 3890391, 4778748, 5187188, 7168122, 7780782, 11671173, 14336244, 15561564, 16858361, 23342346, 33716722, 35013519, 46684692, 50575083, 67433444, 70027038, 101150166, 140054076, 151725249, 202300332, 303450498, 455175747, 606900996, 910351494, 1820702988]

約数ペア:
[(1, 1820702988), (2, 910351494), (3, 606900996), (4, 455175747), (6, 303450498), (9, 202300332), (12, 151725249), (13, 140054076), (18, 101150166), (26, 70027038), (27, 67433444), (36, 50575083), (39, 46684692), (52, 35013519), (54, 33716722), (78, 23342346), (108, 16858361), (117, 15561564), (127, 14336244), (156, 11671173), (234, 7780782), (254, 7168122), (351, 5187188), (381, 4778748), (468, 3890391), (508, 3584061), (702, 2593594), (762, 2389374), (1143, 1592916), (1404, 1296797), (1524, 1194687), (1651, 1102788), (2286, 796458), (3302, 551394), (3429, 530972), (4572, 398229), (4953, 367596), (6604, 275697), (6858, 265486), (9906, 183798), (10211, 178308), (13716, 132743), (14859, 122532), (19812, 91899), (20422, 89154), (29718, 61266), (30633, 59436), (40844, 44577)]

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