19235820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 57480192

約数和(自身を除く): 38244372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 53, 60, 69, 92, 106, 115, 138, 159, 212, 230, 263, 265, 276, 318, 345, 460, 526, 530, 636, 690, 789, 795, 1052, 1060, 1219, 1315, 1380, 1578, 1590, 2438, 2630, 3156, 3180, 3657, 3945, 4876, 5260, 6049, 6095, 7314, 7890, 12098, 12190, 13939, 14628, 15780, 18147, 18285, 24196, 24380, 27878, 30245, 36294, 36570, 41817, 55756, 60490, 69695, 72588, 73140, 83634, 90735, 120980, 139390, 167268, 181470, 209085, 278780, 320597, 362940, 418170, 641194, 836340, 961791, 1282388, 1602985, 1923582, 3205970, 3847164, 4808955, 6411940, 9617910, 19235820]

約数ペア:

[(1, 19235820), (2, 9617910), (3, 6411940), (4, 4808955), (5, 3847164), (6, 3205970), (10, 1923582), (12, 1602985), (15, 1282388), (20, 961791), (23, 836340), (30, 641194), (46, 418170), (53, 362940), (60, 320597), (69, 278780), (92, 209085), (106, 181470), (115, 167268), (138, 139390), (159, 120980), (212, 90735), (230, 83634), (263, 73140), (265, 72588), (276, 69695), (318, 60490), (345, 55756), (460, 41817), (526, 36570), (530, 36294), (636, 30245), (690, 27878), (789, 24380), (795, 24196), (1052, 18285), (1060, 18147), (1219, 15780), (1315, 14628), (1380, 13939), (1578, 12190), (1590, 12098), (2438, 7890), (2630, 7314), (3156, 6095), (3180, 6049), (3657, 5260), (3945, 4876)]