19531330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 43868160

約数和(自身を除く): 24336830

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 127, 130, 169, 182, 254, 338, 455, 635, 845, 889, 910, 1183, 1270, 1651, 1690, 1778, 2197, 2366, 3302, 4394, 4445, 5915, 8255, 8890, 10985, 11557, 11830, 15379, 16510, 21463, 21970, 23114, 30758, 42926, 57785, 76895, 107315, 115570, 150241, 153790, 214630, 279019, 300482, 558038, 751205, 1395095, 1502410, 1953133, 2790190, 3906266, 9765665, 19531330]

約数ペア:

[(1, 19531330), (2, 9765665), (5, 3906266), (7, 2790190), (10, 1953133), (13, 1502410), (14, 1395095), (26, 751205), (35, 558038), (65, 300482), (70, 279019), (91, 214630), (127, 153790), (130, 150241), (169, 115570), (182, 107315), (254, 76895), (338, 57785), (455, 42926), (635, 30758), (845, 23114), (889, 21970), (910, 21463), (1183, 16510), (1270, 15379), (1651, 11830), (1690, 11557), (1778, 10985), (2197, 8890), (2366, 8255), (3302, 5915), (4394, 4445)]