19095960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12241}}^1$

素因数の和:12268

約数の個数: 64

約数和(自身を含む): 61699680

約数和(自身を除く): 42603720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12241, 24482, 36723, 48964, 61205, 73446, 97928, 122410, 146892, 159133, 183615, 244820, 293784, 318266, 367230, 477399, 489640, 636532, 734460, 795665, 954798, 1273064, 1468920, 1591330, 1909596, 2386995, 3182660, 3819192, 4773990, 6365320, 9547980, 19095960]

約数ペア:

[(1, 19095960), (2, 9547980), (3, 6365320), (4, 4773990), (5, 3819192), (6, 3182660), (8, 2386995), (10, 1909596), (12, 1591330), (13, 1468920), (15, 1273064), (20, 954798), (24, 795665), (26, 734460), (30, 636532), (39, 489640), (40, 477399), (52, 367230), (60, 318266), (65, 293784), (78, 244820), (104, 183615), (120, 159133), (130, 146892), (156, 122410), (195, 97928), (260, 73446), (312, 61205), (390, 48964), (520, 36723), (780, 24482), (1560, 12241)]