204996206

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 334485120

約数和(自身を除く): 129488914

約数列:

[1, 2, 19, 37, 38, 74, 211, 422, 691, 703, 1382, 1406, 4009, 7807, 8018, 13129, 15614, 25567, 26258, 51134, 145801, 148333, 291602, 296666, 485773, 971546, 2770219, 5394637, 5540438, 10789274, 102498103, 204996206]

約数ペア:

[(1, 204996206), (2, 102498103), (19, 10789274), (37, 5540438), (38, 5394637), (74, 2770219), (211, 971546), (422, 485773), (691, 296666), (703, 291602), (1382, 148333), (1406, 145801), (4009, 51134), (7807, 26258), (8018, 25567), (13129, 15614)]