20652576

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:514

約数の個数: 96

約数和(自身を含む): 62955648

約数和(自身を除く): 42303072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 73, 84, 96, 112, 146, 168, 219, 224, 292, 336, 421, 438, 511, 584, 672, 842, 876, 1022, 1168, 1263, 1533, 1684, 1752, 2044, 2336, 2526, 2947, 3066, 3368, 3504, 4088, 5052, 5894, 6132, 6736, 7008, 8176, 8841, 10104, 11788, 12264, 13472, 16352, 17682, 20208, 23576, 24528, 30733, 35364, 40416, 47152, 49056, 61466, 70728, 92199, 94304, 122932, 141456, 184398, 215131, 245864, 282912, 368796, 430262, 491728, 645393, 737592, 860524, 983456, 1290786, 1475184, 1721048, 2581572, 2950368, 3442096, 5163144, 6884192, 10326288, 20652576]

約数ペア:

[(1, 20652576), (2, 10326288), (3, 6884192), (4, 5163144), (6, 3442096), (7, 2950368), (8, 2581572), (12, 1721048), (14, 1475184), (16, 1290786), (21, 983456), (24, 860524), (28, 737592), (32, 645393), (42, 491728), (48, 430262), (56, 368796), (73, 282912), (84, 245864), (96, 215131), (112, 184398), (146, 141456), (168, 122932), (219, 94304), (224, 92199), (292, 70728), (336, 61466), (421, 49056), (438, 47152), (511, 40416), (584, 35364), (672, 30733), (842, 24528), (876, 23576), (1022, 20208), (1168, 17682), (1263, 16352), (1533, 13472), (1684, 12264), (1752, 11788), (2044, 10104), (2336, 8841), (2526, 8176), (2947, 7008), (3066, 6736), (3368, 6132), (3504, 5894), (4088, 5052)]