20172282064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1\times {\mathrm{5851}}^1$

素因数の和:6920

約数の個数: 80

約数和(自身を含む): 44932124160

約数和(自身を除く): 24759842096

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1031, 1672, 2062, 3344, 4124, 5851, 8248, 11341, 11702, 16496, 19589, 22682, 23404, 39178, 45364, 46808, 64361, 78356, 90728, 93616, 111169, 128722, 156712, 181456, 215479, 222338, 257444, 313424, 430958, 444676, 514888, 861916, 889352, 1029776, 1222859, 1723832, 1778704, 2445718, 3447664, 4891436, 6032381, 9782872, 12064762, 19565744, 24129524, 48259048, 66356191, 96518096, 114615239, 132712382, 229230478, 265424764, 458460956, 530849528, 916921912, 1061699056, 1260767629, 1833843824, 2521535258, 5043070516, 10086141032, 20172282064]

約数ペア:

[(1, 20172282064), (2, 10086141032), (4, 5043070516), (8, 2521535258), (11, 1833843824), (16, 1260767629), (19, 1061699056), (22, 916921912), (38, 530849528), (44, 458460956), (76, 265424764), (88, 229230478), (152, 132712382), (176, 114615239), (209, 96518096), (304, 66356191), (418, 48259048), (836, 24129524), (1031, 19565744), (1672, 12064762), (2062, 9782872), (3344, 6032381), (4124, 4891436), (5851, 3447664), (8248, 2445718), (11341, 1778704), (11702, 1723832), (16496, 1222859), (19589, 1029776), (22682, 889352), (23404, 861916), (39178, 514888), (45364, 444676), (46808, 430958), (64361, 313424), (78356, 257444), (90728, 222338), (93616, 215479), (111169, 181456), (128722, 156712)]