2019905139

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{38459}}^1$

素因数の和:38571

約数の個数: 32

約数和(自身を含む): 3204794880

約数和(自身を除く): 1184889741

約数列:

[1, 3, 7, 21, 41, 61, 123, 183, 287, 427, 861, 1281, 2501, 7503, 17507, 38459, 52521, 115377, 269213, 807639, 1576819, 2345999, 4730457, 7037997, 11037733, 16421993, 33113199, 49265979, 96185959, 288557877, 673301713, 2019905139]

約数ペア:

[(1, 2019905139), (3, 673301713), (7, 288557877), (21, 96185959), (41, 49265979), (61, 33113199), (123, 16421993), (183, 11037733), (287, 7037997), (427, 4730457), (861, 2345999), (1281, 1576819), (2501, 807639), (7503, 269213), (17507, 115377), (38459, 52521)]