18841914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11503}}^1$

素因数の和:11531

約数の個数: 48

約数和(自身を含む): 50249472

約数和(自身を除く): 31407558

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 11503, 23006, 34509, 69018, 80521, 103527, 149539, 161042, 207054, 241563, 299078, 448617, 483126, 724689, 897234, 1046773, 1345851, 1449378, 2093546, 2691702, 3140319, 6280638, 9420957, 18841914]

約数ペア:

[(1, 18841914), (2, 9420957), (3, 6280638), (6, 3140319), (7, 2691702), (9, 2093546), (13, 1449378), (14, 1345851), (18, 1046773), (21, 897234), (26, 724689), (39, 483126), (42, 448617), (63, 299078), (78, 241563), (91, 207054), (117, 161042), (126, 149539), (182, 103527), (234, 80521), (273, 69018), (546, 34509), (819, 23006), (1638, 11503)]