20120578276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{537007}}^1$

素因数の和:537076

約数の個数: 48

約数和(自身を含む): 40597804800

約数和(自身を除く): 20477226524

約数列:

[1, 2, 4, 17, 19, 29, 34, 38, 58, 68, 76, 116, 323, 493, 551, 646, 986, 1102, 1292, 1972, 2204, 9367, 18734, 37468, 537007, 1074014, 2148028, 9129119, 10203133, 15573203, 18258238, 20406266, 31146406, 36516476, 40812532, 62292812, 173453261, 264744451, 295890857, 346906522, 529488902, 591781714, 693813044, 1058977804, 1183563428, 5030144569, 10060289138, 20120578276]

約数ペア:

[(1, 20120578276), (2, 10060289138), (4, 5030144569), (17, 1183563428), (19, 1058977804), (29, 693813044), (34, 591781714), (38, 529488902), (58, 346906522), (68, 295890857), (76, 264744451), (116, 173453261), (323, 62292812), (493, 40812532), (551, 36516476), (646, 31146406), (986, 20406266), (1102, 18258238), (1292, 15573203), (1972, 10203133), (2204, 9129119), (9367, 2148028), (18734, 1074014), (37468, 537007)]