2123191784

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1995481}}^1$

素因数の和:1995513

約数の個数: 32

約数和(自身を含む): 4789156800

約数和(自身を除く): 2665965016

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1995481, 3990962, 7981924, 13968367, 15963848, 27936734, 37914139, 55873468, 75828278, 111746936, 151656556, 265398973, 303313112, 530797946, 1061595892, 2123191784]

約数ペア:

[(1, 2123191784), (2, 1061595892), (4, 530797946), (7, 303313112), (8, 265398973), (14, 151656556), (19, 111746936), (28, 75828278), (38, 55873468), (56, 37914139), (76, 27936734), (133, 15963848), (152, 13968367), (266, 7981924), (532, 3990962), (1064, 1995481)]