20174074904

素因数分解:

$2^3\times {\mathrm{19}}^3\times {\mathrm{109}}^1\times {\mathrm{3373}}^1$

素因数の和:3545

約数の個数: 64

約数和(自身を含む): 40305804000

約数和(自身を除く): 20131729096

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 361, 436, 722, 872, 1444, 2071, 2888, 3373, 4142, 6746, 6859, 8284, 13492, 13718, 16568, 26984, 27436, 39349, 54872, 64087, 78698, 128174, 157396, 256348, 314792, 367657, 512696, 735314, 747631, 1217653, 1470628, 1495262, 2435306, 2941256, 2990524, 4870612, 5981048, 6985483, 9741224, 13970966, 23135407, 27941932, 46270814, 55883864, 92541628, 132724177, 185083256, 265448354, 530896708, 1061793416, 2521759363, 5043518726, 10087037452, 20174074904]

約数ペア:

[(1, 20174074904), (2, 10087037452), (4, 5043518726), (8, 2521759363), (19, 1061793416), (38, 530896708), (76, 265448354), (109, 185083256), (152, 132724177), (218, 92541628), (361, 55883864), (436, 46270814), (722, 27941932), (872, 23135407), (1444, 13970966), (2071, 9741224), (2888, 6985483), (3373, 5981048), (4142, 4870612), (6746, 2990524), (6859, 2941256), (8284, 2435306), (13492, 1495262), (13718, 1470628), (16568, 1217653), (26984, 747631), (27436, 735314), (39349, 512696), (54872, 367657), (64087, 314792), (78698, 256348), (128174, 157396)]