19122532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 39824064

約数和(自身を除く): 20701532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 101, 143, 202, 286, 331, 404, 572, 662, 1111, 1313, 1324, 2222, 2626, 3641, 4303, 4444, 5252, 7282, 8606, 14443, 14564, 17212, 28886, 33431, 47333, 57772, 66862, 94666, 133724, 189332, 367741, 434603, 735482, 869206, 1470964, 1738412, 4780633, 9561266, 19122532]

約数ペア:

[(1, 19122532), (2, 9561266), (4, 4780633), (11, 1738412), (13, 1470964), (22, 869206), (26, 735482), (44, 434603), (52, 367741), (101, 189332), (143, 133724), (202, 94666), (286, 66862), (331, 57772), (404, 47333), (572, 33431), (662, 28886), (1111, 17212), (1313, 14564), (1324, 14443), (2222, 8606), (2626, 7282), (3641, 5252), (4303, 4444)]