38191216

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 90351360

約数和(自身を除く): 52160144

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 131, 133, 137, 152, 262, 266, 274, 304, 524, 532, 548, 917, 959, 1048, 1064, 1096, 1834, 1918, 2096, 2128, 2192, 2489, 2603, 3668, 3836, 4978, 5206, 7336, 7672, 9956, 10412, 14672, 15344, 17423, 17947, 18221, 19912, 20824, 34846, 35894, 36442, 39824, 41648, 69692, 71788, 72884, 125629, 139384, 143576, 145768, 251258, 278768, 287152, 291536, 340993, 502516, 681986, 1005032, 1363972, 2010064, 2386951, 2727944, 4773902, 5455888, 9547804, 19095608, 38191216]

約数ペア:

[(1, 38191216), (2, 19095608), (4, 9547804), (7, 5455888), (8, 4773902), (14, 2727944), (16, 2386951), (19, 2010064), (28, 1363972), (38, 1005032), (56, 681986), (76, 502516), (112, 340993), (131, 291536), (133, 287152), (137, 278768), (152, 251258), (262, 145768), (266, 143576), (274, 139384), (304, 125629), (524, 72884), (532, 71788), (548, 69692), (917, 41648), (959, 39824), (1048, 36442), (1064, 35894), (1096, 34846), (1834, 20824), (1918, 19912), (2096, 18221), (2128, 17947), (2192, 17423), (2489, 15344), (2603, 14672), (3668, 10412), (3836, 9956), (4978, 7672), (5206, 7336)]