20123057944

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{1277}}^1$

素因数の和:1601

約数の個数: 96

約数和(自身を含む): 42262335360

約数和(自身を除く): 22139277416

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 121, 146, 223, 242, 292, 446, 484, 584, 803, 892, 968, 1277, 1606, 1784, 2453, 2554, 3212, 4906, 5108, 6424, 8833, 9812, 10216, 14047, 16279, 17666, 19624, 26983, 28094, 32558, 35332, 53966, 56188, 65116, 70664, 93221, 107932, 112376, 130232, 154517, 179069, 186442, 215864, 284771, 309034, 358138, 372884, 569542, 618068, 716276, 745768, 1025431, 1139084, 1236136, 1432552, 1969759, 2050862, 2278168, 3132481, 3939518, 4101724, 6264962, 7879036, 8203448, 11279741, 12529924, 15758072, 20788283, 22559482, 25059848, 34457291, 41576566, 45118964, 68914582, 83153132, 90237928, 137829164, 166306264, 228671113, 275658328, 457342226, 914684452, 1829368904, 2515382243, 5030764486, 10061528972, 20123057944]

約数ペア:

[(1, 20123057944), (2, 10061528972), (4, 5030764486), (8, 2515382243), (11, 1829368904), (22, 914684452), (44, 457342226), (73, 275658328), (88, 228671113), (121, 166306264), (146, 137829164), (223, 90237928), (242, 83153132), (292, 68914582), (446, 45118964), (484, 41576566), (584, 34457291), (803, 25059848), (892, 22559482), (968, 20788283), (1277, 15758072), (1606, 12529924), (1784, 11279741), (2453, 8203448), (2554, 7879036), (3212, 6264962), (4906, 4101724), (5108, 3939518), (6424, 3132481), (8833, 2278168), (9812, 2050862), (10216, 1969759), (14047, 1432552), (16279, 1236136), (17666, 1139084), (19624, 1025431), (26983, 745768), (28094, 716276), (32558, 618068), (35332, 569542), (53966, 372884), (56188, 358138), (65116, 309034), (70664, 284771), (93221, 215864), (107932, 186442), (112376, 179069), (130232, 154517)]