2019988173

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1847}}^1\times {\mathrm{2741}}^1$

素因数の和:4617

約数の個数: 32

約数和(自身を含む): 3243018240

約数和(自身を除く): 1223030067

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1847, 2741, 5541, 8223, 12929, 19187, 35093, 38787, 52079, 57561, 105279, 156237, 245651, 364553, 736953, 1093659, 5062627, 15187881, 35438389, 96189913, 106315167, 288569739, 673329391, 2019988173]

約数ペア:

[(1, 2019988173), (3, 673329391), (7, 288569739), (19, 106315167), (21, 96189913), (57, 35438389), (133, 15187881), (399, 5062627), (1847, 1093659), (2741, 736953), (5541, 364553), (8223, 245651), (12929, 156237), (19187, 105279), (35093, 57561), (38787, 52079)]