20180147813

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 25034268672

約数和(自身を除く): 4854120859

約数列:

[1, 7, 23, 73, 83, 137, 151, 161, 511, 581, 959, 1057, 1679, 1909, 3151, 3473, 6059, 10001, 11023, 11371, 11753, 12533, 13363, 20687, 22057, 24311, 42413, 70007, 77161, 79597, 87731, 139357, 144809, 230023, 253529, 261533, 288259, 475801, 830083, 914909, 975499, 1510151, 1610161, 1717021, 1774703, 1830731, 2017813, 3330607, 5810581, 6404363, 10571057, 12019147, 19091909, 21042907, 34733473, 39491483, 125342533, 133643363, 147300349, 243134311, 276440381, 877397731, 2882878259, 20180147813]

約数ペア:

[(1, 20180147813), (7, 2882878259), (23, 877397731), (73, 276440381), (83, 243134311), (137, 147300349), (151, 133643363), (161, 125342533), (511, 39491483), (581, 34733473), (959, 21042907), (1057, 19091909), (1679, 12019147), (1909, 10571057), (3151, 6404363), (3473, 5810581), (6059, 3330607), (10001, 2017813), (11023, 1830731), (11371, 1774703), (11753, 1717021), (12533, 1610161), (13363, 1510151), (20687, 975499), (22057, 914909), (24311, 830083), (42413, 475801), (70007, 288259), (77161, 261533), (79597, 253529), (87731, 230023), (139357, 144809)]