20447316

素因数分解:

$2^2\times 3^4\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:522

約数の個数: 60

約数和(自身を含む): 53882752

約数和(自身を除く): 33435436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 223, 283, 324, 446, 566, 669, 849, 892, 1132, 1338, 1698, 2007, 2547, 2676, 3396, 4014, 5094, 6021, 7641, 8028, 10188, 12042, 15282, 18063, 22923, 24084, 30564, 36126, 45846, 63109, 72252, 91692, 126218, 189327, 252436, 378654, 567981, 757308, 1135962, 1703943, 2271924, 3407886, 5111829, 6815772, 10223658, 20447316]

約数ペア:

[(1, 20447316), (2, 10223658), (3, 6815772), (4, 5111829), (6, 3407886), (9, 2271924), (12, 1703943), (18, 1135962), (27, 757308), (36, 567981), (54, 378654), (81, 252436), (108, 189327), (162, 126218), (223, 91692), (283, 72252), (324, 63109), (446, 45846), (566, 36126), (669, 30564), (849, 24084), (892, 22923), (1132, 18063), (1338, 15282), (1698, 12042), (2007, 10188), (2547, 8028), (2676, 7641), (3396, 6021), (4014, 5094)]