12905648

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1889}}^1$

素因数の和:1965

約数の個数: 40

約数和(自身を含む): 29060640

約数和(自身を除く): 16154992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 1889, 3416, 3778, 6832, 7556, 13223, 15112, 26446, 30224, 52892, 105784, 115229, 211568, 230458, 460916, 806603, 921832, 1613206, 1843664, 3226412, 6452824, 12905648]

約数ペア:

[(1, 12905648), (2, 6452824), (4, 3226412), (7, 1843664), (8, 1613206), (14, 921832), (16, 806603), (28, 460916), (56, 230458), (61, 211568), (112, 115229), (122, 105784), (244, 52892), (427, 30224), (488, 26446), (854, 15112), (976, 13223), (1708, 7556), (1889, 6832), (3416, 3778)]