19893262912

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{205441}}^1$

素因数の和:205559

約数の個数: 56

約数和(自身を含む): 42267637080

約数和(自身を除く): 22374374168

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 89, 136, 178, 272, 356, 544, 712, 1088, 1424, 1513, 2848, 3026, 5696, 6052, 12104, 24208, 48416, 96832, 205441, 410882, 821764, 1643528, 3287056, 3492497, 6574112, 6984994, 13148224, 13969988, 18284249, 27939976, 36568498, 55879952, 73136996, 111759904, 146273992, 223519808, 292547984, 310832233, 585095968, 621664466, 1170191936, 1243328932, 2486657864, 4973315728, 9946631456, 19893262912]

約数ペア:

[(1, 19893262912), (2, 9946631456), (4, 4973315728), (8, 2486657864), (16, 1243328932), (17, 1170191936), (32, 621664466), (34, 585095968), (64, 310832233), (68, 292547984), (89, 223519808), (136, 146273992), (178, 111759904), (272, 73136996), (356, 55879952), (544, 36568498), (712, 27939976), (1088, 18284249), (1424, 13969988), (1513, 13148224), (2848, 6984994), (3026, 6574112), (5696, 3492497), (6052, 3287056), (12104, 1643528), (24208, 821764), (48416, 410882), (96832, 205441)]