19088550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{251}}^1$

素因数の和:295

約数の個数: 108

約数和(自身を含む): 55754244

約数和(自身を除く): 36665694

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 169, 195, 225, 234, 251, 325, 338, 390, 450, 502, 507, 585, 650, 753, 845, 975, 1014, 1170, 1255, 1506, 1521, 1690, 1950, 2259, 2510, 2535, 2925, 3042, 3263, 3765, 4225, 4518, 5070, 5850, 6275, 6526, 7530, 7605, 8450, 9789, 11295, 12550, 12675, 15210, 16315, 18825, 19578, 22590, 25350, 29367, 32630, 37650, 38025, 42419, 48945, 56475, 58734, 76050, 81575, 84838, 97890, 112950, 127257, 146835, 163150, 212095, 244725, 254514, 293670, 381771, 424190, 489450, 636285, 734175, 763542, 1060475, 1272570, 1468350, 1908855, 2120950, 3181425, 3817710, 6362850, 9544275, 19088550]

約数ペア:

[(1, 19088550), (2, 9544275), (3, 6362850), (5, 3817710), (6, 3181425), (9, 2120950), (10, 1908855), (13, 1468350), (15, 1272570), (18, 1060475), (25, 763542), (26, 734175), (30, 636285), (39, 489450), (45, 424190), (50, 381771), (65, 293670), (75, 254514), (78, 244725), (90, 212095), (117, 163150), (130, 146835), (150, 127257), (169, 112950), (195, 97890), (225, 84838), (234, 81575), (251, 76050), (325, 58734), (338, 56475), (390, 48945), (450, 42419), (502, 38025), (507, 37650), (585, 32630), (650, 29367), (753, 25350), (845, 22590), (975, 19578), (1014, 18825), (1170, 16315), (1255, 15210), (1506, 12675), (1521, 12550), (1690, 11295), (1950, 9789), (2259, 8450), (2510, 7605), (2535, 7530), (2925, 6526), (3042, 6275), (3263, 5850), (3765, 5070), (4225, 4518)]