20496475188

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{611543}}^1$

素因数の和:611586

約数の個数: 108

約数和(自身を含む): 63441574560

約数和(自身を除く): 42945099372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 399, 441, 532, 588, 684, 798, 882, 931, 1197, 1596, 1764, 1862, 2394, 2793, 3724, 4788, 5586, 8379, 11172, 16758, 33516, 611543, 1223086, 1834629, 2446172, 3669258, 4280801, 5503887, 7338516, 8561602, 11007774, 11619317, 12842403, 17123204, 22015548, 23238634, 25684806, 29965607, 34857951, 38527209, 46477268, 51369612, 59931214, 69715902, 77054418, 81335219, 89896821, 104573853, 119862428, 139431804, 154108836, 162670438, 179793642, 209147706, 244005657, 269690463, 325340876, 359587284, 418295412, 488011314, 539380926, 569346533, 732016971, 976022628, 1078761852, 1138693066, 1464033942, 1708039599, 2277386132, 2928067884, 3416079198, 5124118797, 6832158396, 10248237594, 20496475188]

約数ペア:

[(1, 20496475188), (2, 10248237594), (3, 6832158396), (4, 5124118797), (6, 3416079198), (7, 2928067884), (9, 2277386132), (12, 1708039599), (14, 1464033942), (18, 1138693066), (19, 1078761852), (21, 976022628), (28, 732016971), (36, 569346533), (38, 539380926), (42, 488011314), (49, 418295412), (57, 359587284), (63, 325340876), (76, 269690463), (84, 244005657), (98, 209147706), (114, 179793642), (126, 162670438), (133, 154108836), (147, 139431804), (171, 119862428), (196, 104573853), (228, 89896821), (252, 81335219), (266, 77054418), (294, 69715902), (342, 59931214), (399, 51369612), (441, 46477268), (532, 38527209), (588, 34857951), (684, 29965607), (798, 25684806), (882, 23238634), (931, 22015548), (1197, 17123204), (1596, 12842403), (1764, 11619317), (1862, 11007774), (2394, 8561602), (2793, 7338516), (3724, 5503887), (4788, 4280801), (5586, 3669258), (8379, 2446172), (11172, 1834629), (16758, 1223086), (33516, 611543)]