19383112

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 44064000

約数和(自身を除く): 24680888

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 101, 149, 161, 184, 202, 298, 322, 404, 596, 644, 707, 808, 1043, 1192, 1288, 1414, 2086, 2323, 2828, 3427, 4172, 4646, 5656, 6854, 8344, 9292, 13708, 15049, 16261, 18584, 23989, 27416, 30098, 32522, 47978, 60196, 65044, 95956, 105343, 120392, 130088, 191912, 210686, 346127, 421372, 692254, 842744, 1384508, 2422889, 2769016, 4845778, 9691556, 19383112]

約数ペア:

[(1, 19383112), (2, 9691556), (4, 4845778), (7, 2769016), (8, 2422889), (14, 1384508), (23, 842744), (28, 692254), (46, 421372), (56, 346127), (92, 210686), (101, 191912), (149, 130088), (161, 120392), (184, 105343), (202, 95956), (298, 65044), (322, 60196), (404, 47978), (596, 32522), (644, 30098), (707, 27416), (808, 23989), (1043, 18584), (1192, 16261), (1288, 15049), (1414, 13708), (2086, 9292), (2323, 8344), (2828, 6854), (3427, 5656), (4172, 4646)]