19109580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 61737984

約数和(自身を除く): 42628404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 173, 210, 263, 346, 420, 519, 526, 692, 789, 865, 1038, 1052, 1211, 1315, 1578, 1730, 1841, 2076, 2422, 2595, 2630, 3156, 3460, 3633, 3682, 3945, 4844, 5190, 5260, 5523, 6055, 7266, 7364, 7890, 9205, 10380, 11046, 12110, 14532, 15780, 18165, 18410, 22092, 24220, 27615, 36330, 36820, 45499, 55230, 72660, 90998, 110460, 136497, 181996, 227495, 272994, 318493, 454990, 545988, 636986, 682485, 909980, 955479, 1273972, 1364970, 1592465, 1910958, 2729940, 3184930, 3821916, 4777395, 6369860, 9554790, 19109580]

約数ペア:

[(1, 19109580), (2, 9554790), (3, 6369860), (4, 4777395), (5, 3821916), (6, 3184930), (7, 2729940), (10, 1910958), (12, 1592465), (14, 1364970), (15, 1273972), (20, 955479), (21, 909980), (28, 682485), (30, 636986), (35, 545988), (42, 454990), (60, 318493), (70, 272994), (84, 227495), (105, 181996), (140, 136497), (173, 110460), (210, 90998), (263, 72660), (346, 55230), (420, 45499), (519, 36820), (526, 36330), (692, 27615), (789, 24220), (865, 22092), (1038, 18410), (1052, 18165), (1211, 15780), (1315, 14532), (1578, 12110), (1730, 11046), (1841, 10380), (2076, 9205), (2422, 7890), (2595, 7364), (2630, 7266), (3156, 6055), (3460, 5523), (3633, 5260), (3682, 5190), (3945, 4844)]