20932380448

素因数分解:

$2^5\times 7^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1\times {\mathrm{1381}}^1$

素因数の和:1986

約数の個数: 96

約数和(自身を含む): 47542215168

約数和(自身を除く): 26609834720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 157, 224, 314, 431, 628, 862, 1099, 1256, 1381, 1724, 2198, 2512, 2762, 3017, 3448, 4396, 5024, 5524, 6034, 6896, 8792, 9667, 11048, 12068, 13792, 17584, 19334, 22096, 24136, 35168, 38668, 44192, 48272, 67667, 77336, 96544, 135334, 154672, 216817, 270668, 309344, 433634, 473669, 541336, 595211, 867268, 947338, 1082672, 1190422, 1517719, 1734536, 1894676, 2165344, 2380844, 3035438, 3469072, 3789352, 4166477, 4761688, 6070876, 6938144, 7578704, 8332954, 9523376, 12141752, 15157408, 16665908, 19046752, 24283504, 33331816, 48567008, 66663632, 93448127, 133327264, 186896254, 373792508, 654136889, 747585016, 1308273778, 1495170032, 2616547556, 2990340064, 5233095112, 10466190224, 20932380448]

約数ペア:

[(1, 20932380448), (2, 10466190224), (4, 5233095112), (7, 2990340064), (8, 2616547556), (14, 1495170032), (16, 1308273778), (28, 747585016), (32, 654136889), (56, 373792508), (112, 186896254), (157, 133327264), (224, 93448127), (314, 66663632), (431, 48567008), (628, 33331816), (862, 24283504), (1099, 19046752), (1256, 16665908), (1381, 15157408), (1724, 12141752), (2198, 9523376), (2512, 8332954), (2762, 7578704), (3017, 6938144), (3448, 6070876), (4396, 4761688), (5024, 4166477), (5524, 3789352), (6034, 3469072), (6896, 3035438), (8792, 2380844), (9667, 2165344), (11048, 1894676), (12068, 1734536), (13792, 1517719), (17584, 1190422), (19334, 1082672), (22096, 947338), (24136, 867268), (35168, 595211), (38668, 541336), (44192, 473669), (48272, 433634), (67667, 309344), (77336, 270668), (96544, 216817), (135334, 154672)]