19153371601

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{27647}}^1$

素因数の和:28021

約数の個数: 32

約数和(自身を含む): 24673517568

約数和(自身を除く): 5520145967

約数列:

[1, 7, 13, 23, 91, 161, 299, 331, 2093, 2317, 4303, 7613, 27647, 30121, 53291, 98969, 193529, 359411, 635881, 692783, 2515877, 4451167, 8266453, 9151157, 57865171, 64058099, 118965041, 210476611, 832755287, 1473336277, 2736195943, 19153371601]

約数ペア:

[(1, 19153371601), (7, 2736195943), (13, 1473336277), (23, 832755287), (91, 210476611), (161, 118965041), (299, 64058099), (331, 57865171), (2093, 9151157), (2317, 8266453), (4303, 4451167), (7613, 2515877), (27647, 692783), (30121, 635881), (53291, 359411), (98969, 193529)]