209979488

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11909}}^1$

素因数の和:11967

約数の個数: 48

約数和(自身を含む): 450198000

約数和(自身を除く): 240218512

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 76, 116, 152, 232, 304, 464, 551, 608, 928, 1102, 2204, 4408, 8816, 11909, 17632, 23818, 47636, 95272, 190544, 226271, 345361, 381088, 452542, 690722, 905084, 1381444, 1810168, 2762888, 3620336, 5525776, 6561859, 7240672, 11051552, 13123718, 26247436, 52494872, 104989744, 209979488]

約数ペア:

[(1, 209979488), (2, 104989744), (4, 52494872), (8, 26247436), (16, 13123718), (19, 11051552), (29, 7240672), (32, 6561859), (38, 5525776), (58, 3620336), (76, 2762888), (116, 1810168), (152, 1381444), (232, 905084), (304, 690722), (464, 452542), (551, 381088), (608, 345361), (928, 226271), (1102, 190544), (2204, 95272), (4408, 47636), (8816, 23818), (11909, 17632)]