20072590948

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{1013}}^1$

素因数の和:1393

約数の個数: 72

約数和(自身を含む): 38099139624

約数和(自身を除く): 18026548676

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 244, 281, 289, 562, 578, 1013, 1037, 1124, 1156, 2026, 2074, 4052, 4148, 4777, 9554, 17141, 17221, 17629, 19108, 34282, 34442, 35258, 61793, 68564, 68884, 70516, 81209, 123586, 162418, 247172, 284653, 291397, 292757, 324836, 569306, 582794, 585514, 1050481, 1138612, 1165588, 1171028, 2100962, 4201924, 4839101, 4953749, 9678202, 9907498, 17363833, 17858177, 19356404, 19814996, 34727666, 35716354, 69455332, 71432708, 82264717, 164529434, 295185161, 329058868, 590370322, 1180740644, 5018147737, 10036295474, 20072590948]

約数ペア:

[(1, 20072590948), (2, 10036295474), (4, 5018147737), (17, 1180740644), (34, 590370322), (61, 329058868), (68, 295185161), (122, 164529434), (244, 82264717), (281, 71432708), (289, 69455332), (562, 35716354), (578, 34727666), (1013, 19814996), (1037, 19356404), (1124, 17858177), (1156, 17363833), (2026, 9907498), (2074, 9678202), (4052, 4953749), (4148, 4839101), (4777, 4201924), (9554, 2100962), (17141, 1171028), (17221, 1165588), (17629, 1138612), (19108, 1050481), (34282, 585514), (34442, 582794), (35258, 569306), (61793, 324836), (68564, 292757), (68884, 291397), (70516, 284653), (81209, 247172), (123586, 162418)]