20312796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3061}}^1$

素因数の和:3154

約数の個数: 48

約数和(自身を含む): 54871040

約数和(自身を除く): 34558244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3061, 3318, 6122, 6636, 9183, 12244, 18366, 21427, 36732, 42854, 64281, 85708, 128562, 241819, 257124, 483638, 725457, 967276, 1450914, 1692733, 2901828, 3385466, 5078199, 6770932, 10156398, 20312796]

約数ペア:

[(1, 20312796), (2, 10156398), (3, 6770932), (4, 5078199), (6, 3385466), (7, 2901828), (12, 1692733), (14, 1450914), (21, 967276), (28, 725457), (42, 483638), (79, 257124), (84, 241819), (158, 128562), (237, 85708), (316, 64281), (474, 42854), (553, 36732), (948, 21427), (1106, 18366), (1659, 12244), (2212, 9183), (3061, 6636), (3318, 6122)]