19405308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6547}}^1$

素因数の和:6586

約数の個数: 48

約数和(自身を含む): 51336320

約数和(自身を除く): 31931012

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6547, 13094, 19641, 26188, 39282, 78564, 85111, 124393, 170222, 248786, 255333, 340444, 373179, 497572, 510666, 746358, 1021332, 1492716, 1617109, 3234218, 4851327, 6468436, 9702654, 19405308]

約数ペア:

[(1, 19405308), (2, 9702654), (3, 6468436), (4, 4851327), (6, 3234218), (12, 1617109), (13, 1492716), (19, 1021332), (26, 746358), (38, 510666), (39, 497572), (52, 373179), (57, 340444), (76, 255333), (78, 248786), (114, 170222), (156, 124393), (228, 85111), (247, 78564), (494, 39282), (741, 26188), (988, 19641), (1482, 13094), (2964, 6547)]