15967448

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 36960000

約数和(自身を除く): 20992552

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 43, 56, 76, 86, 133, 152, 172, 266, 301, 344, 349, 532, 602, 698, 817, 1064, 1204, 1396, 1634, 2408, 2443, 2792, 3268, 4886, 5719, 6536, 6631, 9772, 11438, 13262, 15007, 19544, 22876, 26524, 30014, 45752, 46417, 53048, 60028, 92834, 105049, 120056, 185668, 210098, 285133, 371336, 420196, 570266, 840392, 1140532, 1995931, 2281064, 3991862, 7983724, 15967448]

約数ペア:

[(1, 15967448), (2, 7983724), (4, 3991862), (7, 2281064), (8, 1995931), (14, 1140532), (19, 840392), (28, 570266), (38, 420196), (43, 371336), (56, 285133), (76, 210098), (86, 185668), (133, 120056), (152, 105049), (172, 92834), (266, 60028), (301, 53048), (344, 46417), (349, 45752), (532, 30014), (602, 26524), (698, 22876), (817, 19544), (1064, 15007), (1204, 13262), (1396, 11438), (1634, 9772), (2408, 6631), (2443, 6536), (2792, 5719), (3268, 4886)]