20177572389

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1\times {\mathrm{14813}}^1$

素因数の和:15541

約数の個数: 32

約数和(自身を含む): 29566373760

約数和(自身を除く): 9388801371

約数列:

[1, 3, 13, 39, 53, 159, 659, 689, 1977, 2067, 8567, 14813, 25701, 34927, 44439, 104781, 192569, 454051, 577707, 785089, 1362153, 2355267, 9761767, 10206157, 29285301, 30618471, 126902971, 380708913, 517373651, 1552120953, 6725857463, 20177572389]

約数ペア:

[(1, 20177572389), (3, 6725857463), (13, 1552120953), (39, 517373651), (53, 380708913), (159, 126902971), (659, 30618471), (689, 29285301), (1977, 10206157), (2067, 9761767), (8567, 2355267), (14813, 1362153), (25701, 785089), (34927, 577707), (44439, 454051), (104781, 192569)]