19711404

素因数分解:

$2^2\times 3^3\times {\mathrm{229}}^1\times {\mathrm{797}}^1$

素因数の和:1039

約数の個数: 48

約数和(自身を含む): 51391200

約数和(自身を除く): 31679796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 229, 458, 687, 797, 916, 1374, 1594, 2061, 2391, 2748, 3188, 4122, 4782, 6183, 7173, 8244, 9564, 12366, 14346, 21519, 24732, 28692, 43038, 86076, 182513, 365026, 547539, 730052, 1095078, 1642617, 2190156, 3285234, 4927851, 6570468, 9855702, 19711404]

約数ペア:

[(1, 19711404), (2, 9855702), (3, 6570468), (4, 4927851), (6, 3285234), (9, 2190156), (12, 1642617), (18, 1095078), (27, 730052), (36, 547539), (54, 365026), (108, 182513), (229, 86076), (458, 43038), (687, 28692), (797, 24732), (916, 21519), (1374, 14346), (1594, 12366), (2061, 9564), (2391, 8244), (2748, 7173), (3188, 6183), (4122, 4782)]