1981824

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 5683440

約数和(自身を除く): 3701616

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 397, 416, 624, 794, 832, 1191, 1248, 1588, 1664, 2382, 2496, 3176, 4764, 4992, 5161, 6352, 9528, 10322, 12704, 15483, 19056, 20644, 25408, 30966, 38112, 41288, 50816, 61932, 76224, 82576, 123864, 152448, 165152, 247728, 330304, 495456, 660608, 990912, 1981824]

約数ペア:

[(1, 1981824), (2, 990912), (3, 660608), (4, 495456), (6, 330304), (8, 247728), (12, 165152), (13, 152448), (16, 123864), (24, 82576), (26, 76224), (32, 61932), (39, 50816), (48, 41288), (52, 38112), (64, 30966), (78, 25408), (96, 20644), (104, 19056), (128, 15483), (156, 12704), (192, 10322), (208, 9528), (312, 6352), (384, 5161), (397, 4992), (416, 4764), (624, 3176), (794, 2496), (832, 2382), (1191, 1664), (1248, 1588)]