19688536

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^2\times {\mathrm{101}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 43341840

約数和(自身を除く): 23653304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 101, 118, 202, 236, 404, 413, 472, 707, 808, 826, 1414, 1652, 2828, 3304, 3481, 5656, 5959, 6962, 11918, 13924, 23836, 24367, 27848, 41713, 47672, 48734, 83426, 97468, 166852, 194936, 333704, 351581, 703162, 1406324, 2461067, 2812648, 4922134, 9844268, 19688536]

約数ペア:

[(1, 19688536), (2, 9844268), (4, 4922134), (7, 2812648), (8, 2461067), (14, 1406324), (28, 703162), (56, 351581), (59, 333704), (101, 194936), (118, 166852), (202, 97468), (236, 83426), (404, 48734), (413, 47672), (472, 41713), (707, 27848), (808, 24367), (826, 23836), (1414, 13924), (1652, 11918), (2828, 6962), (3304, 5959), (3481, 5656)]