2009171568

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{4973}}^1$

素因数の和:5446

約数の個数: 80

約数和(自身を含む): 5476970880

約数和(自身を除く): 3467799312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 443, 456, 886, 912, 1329, 1772, 2658, 3544, 4973, 5316, 7088, 8417, 9946, 10632, 14919, 16834, 19892, 21264, 25251, 29838, 33668, 39784, 50502, 59676, 67336, 79568, 94487, 101004, 119352, 134672, 188974, 202008, 238704, 283461, 377948, 404016, 566922, 755896, 1133844, 1511792, 2203039, 2267688, 4406078, 4535376, 6609117, 8812156, 13218234, 17624312, 26436468, 35248624, 41857741, 52872936, 83715482, 105745872, 125573223, 167430964, 251146446, 334861928, 502292892, 669723856, 1004585784, 2009171568]

約数ペア:

[(1, 2009171568), (2, 1004585784), (3, 669723856), (4, 502292892), (6, 334861928), (8, 251146446), (12, 167430964), (16, 125573223), (19, 105745872), (24, 83715482), (38, 52872936), (48, 41857741), (57, 35248624), (76, 26436468), (114, 17624312), (152, 13218234), (228, 8812156), (304, 6609117), (443, 4535376), (456, 4406078), (886, 2267688), (912, 2203039), (1329, 1511792), (1772, 1133844), (2658, 755896), (3544, 566922), (4973, 404016), (5316, 377948), (7088, 283461), (8417, 238704), (9946, 202008), (10632, 188974), (14919, 134672), (16834, 119352), (19892, 101004), (21264, 94487), (25251, 79568), (29838, 67336), (33668, 59676), (39784, 50502)]