19319432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^2$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 40856400

約数和(自身を除く): 21536968

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 61, 88, 118, 122, 236, 244, 472, 488, 649, 671, 1298, 1342, 2596, 2684, 3599, 3721, 5192, 5368, 7198, 7442, 14396, 14884, 28792, 29768, 39589, 40931, 79178, 81862, 158356, 163724, 219539, 316712, 327448, 439078, 878156, 1756312, 2414929, 4829858, 9659716, 19319432]

約数ペア:

[(1, 19319432), (2, 9659716), (4, 4829858), (8, 2414929), (11, 1756312), (22, 878156), (44, 439078), (59, 327448), (61, 316712), (88, 219539), (118, 163724), (122, 158356), (236, 81862), (244, 79178), (472, 40931), (488, 39589), (649, 29768), (671, 28792), (1298, 14884), (1342, 14396), (2596, 7442), (2684, 7198), (3599, 5368), (3721, 5192)]