19401288

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 31401912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 89, 93, 124, 178, 186, 248, 267, 293, 356, 372, 534, 586, 712, 744, 879, 1068, 1172, 1758, 2136, 2344, 2759, 3516, 5518, 7032, 8277, 9083, 11036, 16554, 18166, 22072, 26077, 27249, 33108, 36332, 52154, 54498, 66216, 72664, 78231, 104308, 108996, 156462, 208616, 217992, 312924, 625848, 808387, 1616774, 2425161, 3233548, 4850322, 6467096, 9700644, 19401288]

約数ペア:

[(1, 19401288), (2, 9700644), (3, 6467096), (4, 4850322), (6, 3233548), (8, 2425161), (12, 1616774), (24, 808387), (31, 625848), (62, 312924), (89, 217992), (93, 208616), (124, 156462), (178, 108996), (186, 104308), (248, 78231), (267, 72664), (293, 66216), (356, 54498), (372, 52154), (534, 36332), (586, 33108), (712, 27249), (744, 26077), (879, 22072), (1068, 18166), (1172, 16554), (1758, 11036), (2136, 9083), (2344, 8277), (2759, 7032), (3516, 5518)]