19248320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:698

約数の個数: 112

約数和(自身を含む): 56497728

約数和(自身を除く): 37249408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 661, 728, 832, 910, 1040, 1120, 1322, 1456, 1820, 2080, 2240, 2644, 2912, 3305, 3640, 4160, 4627, 5288, 5824, 6610, 7280, 8593, 9254, 10576, 13220, 14560, 17186, 18508, 21152, 23135, 26440, 29120, 34372, 37016, 42304, 42965, 46270, 52880, 60151, 68744, 74032, 85930, 92540, 105760, 120302, 137488, 148064, 171860, 185080, 211520, 240604, 274976, 296128, 300755, 343720, 370160, 481208, 549952, 601510, 687440, 740320, 962416, 1203020, 1374880, 1480640, 1924832, 2406040, 2749760, 3849664, 4812080, 9624160, 19248320]

約数ペア:

[(1, 19248320), (2, 9624160), (4, 4812080), (5, 3849664), (7, 2749760), (8, 2406040), (10, 1924832), (13, 1480640), (14, 1374880), (16, 1203020), (20, 962416), (26, 740320), (28, 687440), (32, 601510), (35, 549952), (40, 481208), (52, 370160), (56, 343720), (64, 300755), (65, 296128), (70, 274976), (80, 240604), (91, 211520), (104, 185080), (112, 171860), (130, 148064), (140, 137488), (160, 120302), (182, 105760), (208, 92540), (224, 85930), (260, 74032), (280, 68744), (320, 60151), (364, 52880), (416, 46270), (448, 42965), (455, 42304), (520, 37016), (560, 34372), (661, 29120), (728, 26440), (832, 23135), (910, 21152), (1040, 18508), (1120, 17186), (1322, 14560), (1456, 13220), (1820, 10576), (2080, 9254), (2240, 8593), (2644, 7280), (2912, 6610), (3305, 5824), (3640, 5288), (4160, 4627)]