19006460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4547}}^1$

素因数の和:4586

約数の個数: 48

約数和(自身を含む): 45843840

約数和(自身を除く): 26837380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 4547, 9094, 18188, 22735, 45470, 50017, 86393, 90940, 100034, 172786, 200068, 250085, 345572, 431965, 500170, 863930, 950323, 1000340, 1727860, 1900646, 3801292, 4751615, 9503230, 19006460]

約数ペア:

[(1, 19006460), (2, 9503230), (4, 4751615), (5, 3801292), (10, 1900646), (11, 1727860), (19, 1000340), (20, 950323), (22, 863930), (38, 500170), (44, 431965), (55, 345572), (76, 250085), (95, 200068), (110, 172786), (190, 100034), (209, 90940), (220, 86393), (380, 50017), (418, 45470), (836, 22735), (1045, 18188), (2090, 9094), (4180, 4547)]