19003530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6961}}^1$

素因数の和:6991

約数の個数: 64

約数和(自身を含む): 56141568

約数和(自身を除く): 37138038

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 6961, 13922, 20883, 34805, 41766, 48727, 69610, 90493, 97454, 104415, 146181, 180986, 208830, 243635, 271479, 292362, 452465, 487270, 542958, 633451, 730905, 904930, 1266902, 1357395, 1461810, 1900353, 2714790, 3167255, 3800706, 6334510, 9501765, 19003530]

約数ペア:

[(1, 19003530), (2, 9501765), (3, 6334510), (5, 3800706), (6, 3167255), (7, 2714790), (10, 1900353), (13, 1461810), (14, 1357395), (15, 1266902), (21, 904930), (26, 730905), (30, 633451), (35, 542958), (39, 487270), (42, 452465), (65, 292362), (70, 271479), (78, 243635), (91, 208830), (105, 180986), (130, 146181), (182, 104415), (195, 97454), (210, 90493), (273, 69610), (390, 48727), (455, 41766), (546, 34805), (910, 20883), (1365, 13922), (2730, 6961)]