20872368

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13177}}^1$

素因数の和:13202

約数の個数: 60

約数和(自身を含む): 63728808

約数和(自身を除く): 42856440

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13177, 26354, 39531, 52708, 79062, 105416, 118593, 144947, 158124, 210832, 237186, 289894, 316248, 434841, 474372, 579788, 632496, 869682, 948744, 1159576, 1304523, 1739364, 1897488, 2319152, 2609046, 3478728, 5218092, 6957456, 10436184, 20872368]

約数ペア:

[(1, 20872368), (2, 10436184), (3, 6957456), (4, 5218092), (6, 3478728), (8, 2609046), (9, 2319152), (11, 1897488), (12, 1739364), (16, 1304523), (18, 1159576), (22, 948744), (24, 869682), (33, 632496), (36, 579788), (44, 474372), (48, 434841), (66, 316248), (72, 289894), (88, 237186), (99, 210832), (132, 158124), (144, 144947), (176, 118593), (198, 105416), (264, 79062), (396, 52708), (528, 39531), (792, 26354), (1584, 13177)]