19005386335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1831}}^1$

素因数の和:2056

約数の個数: 64

約数和(自身を含む): 26325927936

約数和(自身を除く): 7320541601

約数列:

[1, 5, 13, 23, 53, 65, 115, 131, 265, 299, 655, 689, 1219, 1495, 1703, 1831, 3013, 3445, 6095, 6943, 8515, 9155, 15065, 15847, 23803, 34715, 39169, 42113, 79235, 90259, 97043, 119015, 159689, 195845, 210565, 239861, 451295, 485215, 547469, 798445, 1199305, 1261559, 2075957, 2231989, 2737345, 3118193, 5516803, 6307795, 10379785, 11159945, 12712633, 15590965, 27584015, 29015857, 63563165, 71718439, 145079285, 165264229, 292390559, 358592195, 826321145, 1461952795, 3801077267, 19005386335]

約数ペア:

[(1, 19005386335), (5, 3801077267), (13, 1461952795), (23, 826321145), (53, 358592195), (65, 292390559), (115, 165264229), (131, 145079285), (265, 71718439), (299, 63563165), (655, 29015857), (689, 27584015), (1219, 15590965), (1495, 12712633), (1703, 11159945), (1831, 10379785), (3013, 6307795), (3445, 5516803), (6095, 3118193), (6943, 2737345), (8515, 2231989), (9155, 2075957), (15065, 1261559), (15847, 1199305), (23803, 798445), (34715, 547469), (39169, 485215), (42113, 451295), (79235, 239861), (90259, 210565), (97043, 195845), (119015, 159689)]