19536128

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{67}}^2$

素因数の和:167

約数の個数: 54

約数和(自身を含む): 41915286

約数和(自身を除く): 22379158

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 134, 136, 256, 268, 272, 536, 544, 1072, 1088, 1139, 2144, 2176, 2278, 4288, 4352, 4489, 4556, 8576, 8978, 9112, 17152, 17956, 18224, 35912, 36448, 71824, 72896, 76313, 143648, 145792, 152626, 287296, 291584, 305252, 574592, 610504, 1149184, 1221008, 2442016, 4884032, 9768064, 19536128]

約数ペア:

[(1, 19536128), (2, 9768064), (4, 4884032), (8, 2442016), (16, 1221008), (17, 1149184), (32, 610504), (34, 574592), (64, 305252), (67, 291584), (68, 287296), (128, 152626), (134, 145792), (136, 143648), (256, 76313), (268, 72896), (272, 71824), (536, 36448), (544, 35912), (1072, 18224), (1088, 17956), (1139, 17152), (2144, 9112), (2176, 8978), (2278, 8576), (4288, 4556), (4352, 4489)]