20308512

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:710

約数の個数: 96

約数和(自身を含む): 62318592

約数和(自身を除く): 42010080

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 84, 94, 96, 112, 141, 168, 188, 224, 282, 329, 336, 376, 564, 643, 658, 672, 752, 987, 1128, 1286, 1316, 1504, 1929, 1974, 2256, 2572, 2632, 3858, 3948, 4501, 4512, 5144, 5264, 7716, 7896, 9002, 10288, 10528, 13503, 15432, 15792, 18004, 20576, 27006, 30221, 30864, 31584, 36008, 54012, 60442, 61728, 72016, 90663, 108024, 120884, 144032, 181326, 211547, 216048, 241768, 362652, 423094, 432096, 483536, 634641, 725304, 846188, 967072, 1269282, 1450608, 1692376, 2538564, 2901216, 3384752, 5077128, 6769504, 10154256, 20308512]

約数ペア:

[(1, 20308512), (2, 10154256), (3, 6769504), (4, 5077128), (6, 3384752), (7, 2901216), (8, 2538564), (12, 1692376), (14, 1450608), (16, 1269282), (21, 967072), (24, 846188), (28, 725304), (32, 634641), (42, 483536), (47, 432096), (48, 423094), (56, 362652), (84, 241768), (94, 216048), (96, 211547), (112, 181326), (141, 144032), (168, 120884), (188, 108024), (224, 90663), (282, 72016), (329, 61728), (336, 60442), (376, 54012), (564, 36008), (643, 31584), (658, 30864), (672, 30221), (752, 27006), (987, 20576), (1128, 18004), (1286, 15792), (1316, 15432), (1504, 13503), (1929, 10528), (1974, 10288), (2256, 9002), (2572, 7896), (2632, 7716), (3858, 5264), (3948, 5144), (4501, 4512)]