20180855296

素因数分解:

$2^9\times 7^1\times {\mathrm{653}}^1\times {\mathrm{8623}}^1$

素因数の和:9301

約数の個数: 80

約数和(自身を含む): 46158545664

約数和(自身を除く): 25977690368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 653, 896, 1306, 1792, 2612, 3584, 4571, 5224, 8623, 9142, 10448, 17246, 18284, 20896, 34492, 36568, 41792, 60361, 68984, 73136, 83584, 120722, 137968, 146272, 167168, 241444, 275936, 292544, 334336, 482888, 551872, 585088, 965776, 1103744, 1170176, 1931552, 2207488, 2340352, 3863104, 4414976, 5630819, 7726208, 11261638, 15452416, 22523276, 30904832, 39415733, 45046552, 78831466, 90093104, 157662932, 180186208, 315325864, 360372416, 630651728, 720744832, 1261303456, 1441489664, 2522606912, 2882979328, 5045213824, 10090427648, 20180855296]

約数ペア:

[(1, 20180855296), (2, 10090427648), (4, 5045213824), (7, 2882979328), (8, 2522606912), (14, 1441489664), (16, 1261303456), (28, 720744832), (32, 630651728), (56, 360372416), (64, 315325864), (112, 180186208), (128, 157662932), (224, 90093104), (256, 78831466), (448, 45046552), (512, 39415733), (653, 30904832), (896, 22523276), (1306, 15452416), (1792, 11261638), (2612, 7726208), (3584, 5630819), (4571, 4414976), (5224, 3863104), (8623, 2340352), (9142, 2207488), (10448, 1931552), (17246, 1170176), (18284, 1103744), (20896, 965776), (34492, 585088), (36568, 551872), (41792, 482888), (60361, 334336), (68984, 292544), (73136, 275936), (83584, 241444), (120722, 167168), (137968, 146272)]