219775204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23899}}^1$

素因数の和:23944

約数の個数: 36

約数和(自身を含む): 445018000

約数和(自身を除く): 225242796

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2299, 4598, 9196, 23899, 47798, 95596, 262889, 454081, 525778, 908162, 1051556, 1816324, 2891779, 4994891, 5783558, 9989782, 11567116, 19979564, 54943801, 109887602, 219775204]

約数ペア:

[(1, 219775204), (2, 109887602), (4, 54943801), (11, 19979564), (19, 11567116), (22, 9989782), (38, 5783558), (44, 4994891), (76, 2891779), (121, 1816324), (209, 1051556), (242, 908162), (418, 525778), (484, 454081), (836, 262889), (2299, 95596), (4598, 47798), (9196, 23899)]