19136068

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1097}}^1$

素因数の和:1204

約数の個数: 36

約数和(自身を含む): 39429180

約数和(自身を除く): 20293112

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1097, 1246, 2194, 2492, 4361, 4388, 7679, 8722, 15358, 17444, 30716, 53753, 97633, 107506, 195266, 215012, 390532, 683431, 1366862, 2733724, 4784017, 9568034, 19136068]

約数ペア:

[(1, 19136068), (2, 9568034), (4, 4784017), (7, 2733724), (14, 1366862), (28, 683431), (49, 390532), (89, 215012), (98, 195266), (178, 107506), (196, 97633), (356, 53753), (623, 30716), (1097, 17444), (1246, 15358), (2194, 8722), (2492, 7679), (4361, 4388)]