19216307278

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1\times {\mathrm{33757}}^1$

素因数の和:34396

約数の個数: 32

約数和(自身を含む): 33454448064

約数和(自身を除く): 14238140786

約数列:

[1, 2, 7, 14, 73, 146, 511, 557, 1022, 1114, 3899, 7798, 33757, 40661, 67514, 81322, 236299, 284627, 472598, 569254, 2464261, 4928522, 17249827, 18802649, 34499654, 37605298, 131618543, 263237086, 1372593377, 2745186754, 9608153639, 19216307278]

約数ペア:

[(1, 19216307278), (2, 9608153639), (7, 2745186754), (14, 1372593377), (73, 263237086), (146, 131618543), (511, 37605298), (557, 34499654), (1022, 18802649), (1114, 17249827), (3899, 4928522), (7798, 2464261), (33757, 569254), (40661, 472598), (67514, 284627), (81322, 236299)]