19944060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19553}}^1$

素因数の和:19582

約数の個数: 48

約数和(自身を含む): 59131296

約数和(自身を除く): 39187236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19553, 39106, 58659, 78212, 97765, 117318, 195530, 234636, 293295, 332401, 391060, 586590, 664802, 997203, 1173180, 1329604, 1662005, 1994406, 3324010, 3988812, 4986015, 6648020, 9972030, 19944060]

約数ペア:

[(1, 19944060), (2, 9972030), (3, 6648020), (4, 4986015), (5, 3988812), (6, 3324010), (10, 1994406), (12, 1662005), (15, 1329604), (17, 1173180), (20, 997203), (30, 664802), (34, 586590), (51, 391060), (60, 332401), (68, 293295), (85, 234636), (102, 195530), (170, 117318), (204, 97765), (255, 78212), (340, 58659), (510, 39106), (1020, 19553)]