19326188

素因数分解:

$2^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{653}}^1$

素因数の和:822

約数の個数: 36

約数和(自身を含む): 39663792

約数和(自身を除く): 20337604

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 151, 196, 302, 604, 653, 1057, 1306, 2114, 2612, 4228, 4571, 7399, 9142, 14798, 18284, 29596, 31997, 63994, 98603, 127988, 197206, 394412, 690221, 1380442, 2760884, 4831547, 9663094, 19326188]

約数ペア:

[(1, 19326188), (2, 9663094), (4, 4831547), (7, 2760884), (14, 1380442), (28, 690221), (49, 394412), (98, 197206), (151, 127988), (196, 98603), (302, 63994), (604, 31997), (653, 29596), (1057, 18284), (1306, 14798), (2114, 9142), (2612, 7399), (4228, 4571)]