19026800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3659}}^1$

素因数の和:3690

約数の個数: 60

約数和(自身を含む): 49241640

約数和(自身を除く): 30214840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 3659, 5200, 7318, 14636, 18295, 29272, 36590, 47567, 58544, 73180, 91475, 95134, 146360, 182950, 190268, 237835, 292720, 365900, 380536, 475670, 731800, 761072, 951340, 1189175, 1463600, 1902680, 2378350, 3805360, 4756700, 9513400, 19026800]

約数ペア:

[(1, 19026800), (2, 9513400), (4, 4756700), (5, 3805360), (8, 2378350), (10, 1902680), (13, 1463600), (16, 1189175), (20, 951340), (25, 761072), (26, 731800), (40, 475670), (50, 380536), (52, 365900), (65, 292720), (80, 237835), (100, 190268), (104, 182950), (130, 146360), (200, 95134), (208, 91475), (260, 73180), (325, 58544), (400, 47567), (520, 36590), (650, 29272), (1040, 18295), (1300, 14636), (2600, 7318), (3659, 5200)]