20164092950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{731909}}^1$

素因数の和:731969

約数の個数: 48

約数和(自身を含む): 40840578000

約数和(自身を除く): 20676485050

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 145, 190, 290, 475, 551, 725, 950, 1102, 1450, 2755, 5510, 13775, 27550, 731909, 1463818, 3659545, 7319090, 13906271, 18297725, 21225361, 27812542, 36595450, 42450722, 69531355, 106126805, 139062710, 212253610, 347656775, 403281859, 530634025, 695313550, 806563718, 1061268050, 2016409295, 4032818590, 10082046475, 20164092950]

約数ペア:

[(1, 20164092950), (2, 10082046475), (5, 4032818590), (10, 2016409295), (19, 1061268050), (25, 806563718), (29, 695313550), (38, 530634025), (50, 403281859), (58, 347656775), (95, 212253610), (145, 139062710), (190, 106126805), (290, 69531355), (475, 42450722), (551, 36595450), (725, 27812542), (950, 21225361), (1102, 18297725), (1450, 13906271), (2755, 7319090), (5510, 3659545), (13775, 1463818), (27550, 731909)]