19688652

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 53778816

約数和(自身を除く): 34090164

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 53, 68, 102, 106, 153, 159, 204, 212, 306, 318, 477, 607, 612, 636, 901, 954, 1214, 1802, 1821, 1908, 2428, 2703, 3604, 3642, 5406, 5463, 7284, 8109, 10319, 10812, 10926, 16218, 20638, 21852, 30957, 32171, 32436, 41276, 61914, 64342, 92871, 96513, 123828, 128684, 185742, 193026, 289539, 371484, 386052, 546907, 579078, 1093814, 1158156, 1640721, 2187628, 3281442, 4922163, 6562884, 9844326, 19688652]

約数ペア:

[(1, 19688652), (2, 9844326), (3, 6562884), (4, 4922163), (6, 3281442), (9, 2187628), (12, 1640721), (17, 1158156), (18, 1093814), (34, 579078), (36, 546907), (51, 386052), (53, 371484), (68, 289539), (102, 193026), (106, 185742), (153, 128684), (159, 123828), (204, 96513), (212, 92871), (306, 64342), (318, 61914), (477, 41276), (607, 32436), (612, 32171), (636, 30957), (901, 21852), (954, 20638), (1214, 16218), (1802, 10926), (1821, 10812), (1908, 10319), (2428, 8109), (2703, 7284), (3604, 5463), (3642, 5406)]