20123595970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1998371}}^1$

素因数の和:1998450

約数の個数: 32

約数和(自身を含む): 38848351680

約数和(自身を除く): 18724755710

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 2014, 5035, 10070, 1998371, 3996742, 9991855, 19983710, 37969049, 75938098, 105913663, 189845245, 211827326, 379690490, 529568315, 1059136630, 2012359597, 4024719194, 10061797985, 20123595970]

約数ペア:

[(1, 20123595970), (2, 10061797985), (5, 4024719194), (10, 2012359597), (19, 1059136630), (38, 529568315), (53, 379690490), (95, 211827326), (106, 189845245), (190, 105913663), (265, 75938098), (530, 37969049), (1007, 19983710), (2014, 9991855), (5035, 3996742), (10070, 1998371)]