18921150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2213}}^1$

素因数の和:2250

約数の個数: 72

約数和(自身を含む): 53534520

約数和(自身を除く): 34613370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2213, 2850, 4275, 4426, 6639, 8550, 11065, 13278, 19917, 22130, 33195, 39834, 42047, 55325, 66390, 84094, 99585, 110650, 126141, 165975, 199170, 210235, 252282, 331950, 378423, 420470, 497925, 630705, 756846, 995850, 1051175, 1261410, 1892115, 2102350, 3153525, 3784230, 6307050, 9460575, 18921150]

約数ペア:

[(1, 18921150), (2, 9460575), (3, 6307050), (5, 3784230), (6, 3153525), (9, 2102350), (10, 1892115), (15, 1261410), (18, 1051175), (19, 995850), (25, 756846), (30, 630705), (38, 497925), (45, 420470), (50, 378423), (57, 331950), (75, 252282), (90, 210235), (95, 199170), (114, 165975), (150, 126141), (171, 110650), (190, 99585), (225, 84094), (285, 66390), (342, 55325), (450, 42047), (475, 39834), (570, 33195), (855, 22130), (950, 19917), (1425, 13278), (1710, 11065), (2213, 8550), (2850, 6639), (4275, 4426)]