About the Number

13157820

13157819 ← → 13157821

2進数表記:110010001100010110111100

漢数字表記:千三百十五万七千八百二十

素因数分解:

2 2 × 3 2 × 5 1 × 13 1 × 5623 1

素因数の和:5651
約数の個数: 72
約数和(自身を含む): 42989856
約数和(自身を除く): 29832036

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 5623, 11246, 16869, 22492, 28115, 33738, 50607, 56230, 67476, 73099, 84345, 101214, 112460, 146198, 168690, 202428, 219297, 253035, 292396, 337380, 365495, 438594, 506070, 657891, 730990, 877188, 1012140, 1096485, 1315782, 1461980, 2192970, 2631564, 3289455, 4385940, 6578910, 13157820]

約数ペア:
[(1, 13157820), (2, 6578910), (3, 4385940), (4, 3289455), (5, 2631564), (6, 2192970), (9, 1461980), (10, 1315782), (12, 1096485), (13, 1012140), (15, 877188), (18, 730990), (20, 657891), (26, 506070), (30, 438594), (36, 365495), (39, 337380), (45, 292396), (52, 253035), (60, 219297), (65, 202428), (78, 168690), (90, 146198), (117, 112460), (130, 101214), (156, 84345), (180, 73099), (195, 67476), (234, 56230), (260, 50607), (390, 33738), (468, 28115), (585, 22492), (780, 16869), (1170, 11246), (2340, 5623)]

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