About the Number

207318020

207318019 ← → 207318021

2進数表記:1100010110110110110000000100

漢数字表記:二億七百三十一万八千二十

素因数分解:

2 2 × 5 1 × 7 2 × 13 1 × 16273 1

素因数の和:16309
約数の個数: 72
約数和(自身を含む): 545439384
約数和(自身を除く): 338121364

約数列:
[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 16273, 32546, 65092, 81365, 113911, 162730, 211549, 227822, 325460, 423098, 455644, 569555, 797377, 846196, 1057745, 1139110, 1480843, 1594754, 2115490, 2278220, 2961686, 3189508, 3986885, 4230980, 5923372, 7404215, 7973770, 10365901, 14808430, 15947540, 20731802, 29616860, 41463604, 51829505, 103659010, 207318020]

約数ペア:
[(1, 207318020), (2, 103659010), (4, 51829505), (5, 41463604), (7, 29616860), (10, 20731802), (13, 15947540), (14, 14808430), (20, 10365901), (26, 7973770), (28, 7404215), (35, 5923372), (49, 4230980), (52, 3986885), (65, 3189508), (70, 2961686), (91, 2278220), (98, 2115490), (130, 1594754), (140, 1480843), (182, 1139110), (196, 1057745), (245, 846196), (260, 797377), (364, 569555), (455, 455644), (490, 423098), (637, 325460), (910, 227822), (980, 211549), (1274, 162730), (1820, 113911), (2548, 81365), (3185, 65092), (6370, 32546), (12740, 16273)]

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