19612054

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 19786346

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 113, 154, 161, 226, 253, 322, 343, 506, 539, 686, 791, 1078, 1127, 1243, 1582, 1771, 2254, 2486, 2599, 3542, 3773, 5198, 5537, 7546, 7889, 8701, 11074, 12397, 15778, 17402, 18193, 24794, 28589, 36386, 38759, 57178, 60907, 77518, 86779, 121814, 127351, 173558, 200123, 254702, 400246, 426349, 852698, 891457, 1400861, 1782914, 2801722, 9806027, 19612054]

約数ペア:

[(1, 19612054), (2, 9806027), (7, 2801722), (11, 1782914), (14, 1400861), (22, 891457), (23, 852698), (46, 426349), (49, 400246), (77, 254702), (98, 200123), (113, 173558), (154, 127351), (161, 121814), (226, 86779), (253, 77518), (322, 60907), (343, 57178), (506, 38759), (539, 36386), (686, 28589), (791, 24794), (1078, 18193), (1127, 17402), (1243, 15778), (1582, 12397), (1771, 11074), (2254, 8701), (2486, 7889), (2599, 7546), (3542, 5537), (3773, 5198)]