20704149984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{305047}}^1$

素因数の和:305168

約数の個数: 96

約数和(自身を含む): 62727630336

約数和(自身を除く): 42023480352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 101, 112, 168, 202, 224, 303, 336, 404, 606, 672, 707, 808, 1212, 1414, 1616, 2121, 2424, 2828, 3232, 4242, 4848, 5656, 8484, 9696, 11312, 16968, 22624, 33936, 67872, 305047, 610094, 915141, 1220188, 1830282, 2135329, 2440376, 3660564, 4270658, 4880752, 6405987, 7321128, 8541316, 9761504, 12811974, 14642256, 17082632, 25623948, 29284512, 30809747, 34165264, 51247896, 61619494, 68330528, 92429241, 102495792, 123238988, 184858482, 204991584, 215668229, 246477976, 369716964, 431336458, 492955952, 647004687, 739433928, 862672916, 985911904, 1294009374, 1478867856, 1725345832, 2588018748, 2957735712, 3450691664, 5176037496, 6901383328, 10352074992, 20704149984]

約数ペア:

[(1, 20704149984), (2, 10352074992), (3, 6901383328), (4, 5176037496), (6, 3450691664), (7, 2957735712), (8, 2588018748), (12, 1725345832), (14, 1478867856), (16, 1294009374), (21, 985911904), (24, 862672916), (28, 739433928), (32, 647004687), (42, 492955952), (48, 431336458), (56, 369716964), (84, 246477976), (96, 215668229), (101, 204991584), (112, 184858482), (168, 123238988), (202, 102495792), (224, 92429241), (303, 68330528), (336, 61619494), (404, 51247896), (606, 34165264), (672, 30809747), (707, 29284512), (808, 25623948), (1212, 17082632), (1414, 14642256), (1616, 12811974), (2121, 9761504), (2424, 8541316), (2828, 7321128), (3232, 6405987), (4242, 4880752), (4848, 4270658), (5656, 3660564), (8484, 2440376), (9696, 2135329), (11312, 1830282), (16968, 1220188), (22624, 915141), (33936, 610094), (67872, 305047)]