20402142

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1439}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 23143458

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 139, 278, 417, 834, 1439, 2363, 2878, 4317, 4726, 7089, 8634, 14178, 24463, 48926, 73389, 146778, 200021, 400042, 600063, 1200126, 3400357, 6800714, 10201071, 20402142]

約数ペア:

[(1, 20402142), (2, 10201071), (3, 6800714), (6, 3400357), (17, 1200126), (34, 600063), (51, 400042), (102, 200021), (139, 146778), (278, 73389), (417, 48926), (834, 24463), (1439, 14178), (2363, 8634), (2878, 7089), (4317, 4726)]