19802019958

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1\times {\mathrm{35509}}^1$

素因数の和:36232

約数の個数: 32

約数和(自身を含む): 34556627520

約数和(自身を除く): 14754607562

約数列:

[1, 2, 7, 14, 61, 122, 427, 653, 854, 1306, 4571, 9142, 35509, 39833, 71018, 79666, 248563, 278831, 497126, 557662, 2166049, 4332098, 15162343, 23187377, 30324686, 46374754, 162311639, 324623278, 1414429997, 2828859994, 9901009979, 19802019958]

約数ペア:

[(1, 19802019958), (2, 9901009979), (7, 2828859994), (14, 1414429997), (61, 324623278), (122, 162311639), (427, 46374754), (653, 30324686), (854, 23187377), (1306, 15162343), (4571, 4332098), (9142, 2166049), (35509, 557662), (39833, 497126), (71018, 278831), (79666, 248563)]