19549348

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 43120000

約数和(自身を除く): 23570652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 1118, 1204, 1249, 2236, 2498, 3913, 4996, 7826, 8743, 15652, 16237, 17486, 32474, 34972, 53707, 64948, 107414, 113659, 214828, 227318, 375949, 454636, 698191, 751898, 1396382, 1503796, 2792764, 4887337, 9774674, 19549348]

約数ペア:

[(1, 19549348), (2, 9774674), (4, 4887337), (7, 2792764), (13, 1503796), (14, 1396382), (26, 751898), (28, 698191), (43, 454636), (52, 375949), (86, 227318), (91, 214828), (172, 113659), (182, 107414), (301, 64948), (364, 53707), (559, 34972), (602, 32474), (1118, 17486), (1204, 16237), (1249, 15652), (2236, 8743), (2498, 7826), (3913, 4996)]