18888931698

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{81019}}^1$

素因数の和:81112

約数の個数: 96

約数和(自身を含む): 48102546240

約数和(自身を除く): 29213614542

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 61, 78, 91, 98, 122, 147, 182, 183, 273, 294, 366, 427, 546, 637, 793, 854, 1274, 1281, 1586, 1911, 2379, 2562, 2989, 3822, 4758, 5551, 5978, 8967, 11102, 16653, 17934, 33306, 38857, 77714, 81019, 116571, 162038, 233142, 243057, 486114, 567133, 1053247, 1134266, 1701399, 2106494, 3159741, 3402798, 3969931, 4942159, 6319482, 7372729, 7939862, 9884318, 11909793, 14745458, 14826477, 22118187, 23819586, 29652954, 34595113, 44236374, 51609103, 64248067, 69190226, 103218206, 103785339, 128496134, 154827309, 192744201, 207570678, 242165791, 309654618, 385488402, 449736469, 484331582, 726497373, 899472938, 1349209407, 1452994746, 2698418814, 3148155283, 6296310566, 9444465849, 18888931698]

約数ペア:

[(1, 18888931698), (2, 9444465849), (3, 6296310566), (6, 3148155283), (7, 2698418814), (13, 1452994746), (14, 1349209407), (21, 899472938), (26, 726497373), (39, 484331582), (42, 449736469), (49, 385488402), (61, 309654618), (78, 242165791), (91, 207570678), (98, 192744201), (122, 154827309), (147, 128496134), (182, 103785339), (183, 103218206), (273, 69190226), (294, 64248067), (366, 51609103), (427, 44236374), (546, 34595113), (637, 29652954), (793, 23819586), (854, 22118187), (1274, 14826477), (1281, 14745458), (1586, 11909793), (1911, 9884318), (2379, 7939862), (2562, 7372729), (2989, 6319482), (3822, 4942159), (4758, 3969931), (5551, 3402798), (5978, 3159741), (8967, 2106494), (11102, 1701399), (16653, 1134266), (17934, 1053247), (33306, 567133), (38857, 486114), (77714, 243057), (81019, 233142), (116571, 162038)]