20085401072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1\times {\mathrm{2243}}^1$

素因数の和:2958

約数の個数: 80

約数和(自身を含む): 43053994368

約数和(自身を除く): 22968593296

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 613, 664, 913, 1226, 1328, 1826, 2243, 2452, 3652, 4486, 4904, 6743, 7304, 8972, 9808, 13486, 14608, 17944, 24673, 26972, 35888, 49346, 50879, 53944, 98692, 101758, 107888, 186169, 197384, 203516, 372338, 394768, 407032, 559669, 744676, 814064, 1119338, 1374959, 1489352, 2047859, 2238676, 2749918, 2978704, 4095718, 4477352, 5499836, 8191436, 8954704, 10999672, 15124549, 16382872, 21999344, 30249098, 32765744, 60498196, 114121597, 120996392, 228243194, 241992784, 456486388, 912972776, 1255337567, 1825945552, 2510675134, 5021350268, 10042700536, 20085401072]

約数ペア:

[(1, 20085401072), (2, 10042700536), (4, 5021350268), (8, 2510675134), (11, 1825945552), (16, 1255337567), (22, 912972776), (44, 456486388), (83, 241992784), (88, 228243194), (166, 120996392), (176, 114121597), (332, 60498196), (613, 32765744), (664, 30249098), (913, 21999344), (1226, 16382872), (1328, 15124549), (1826, 10999672), (2243, 8954704), (2452, 8191436), (3652, 5499836), (4486, 4477352), (4904, 4095718), (6743, 2978704), (7304, 2749918), (8972, 2238676), (9808, 2047859), (13486, 1489352), (14608, 1374959), (17944, 1119338), (24673, 814064), (26972, 744676), (35888, 559669), (49346, 407032), (50879, 394768), (53944, 372338), (98692, 203516), (101758, 197384), (107888, 186169)]