20190894568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{20959}}^1$

素因数の和:21194

約数の個数: 64

約数和(自身を含む): 41727168000

約数和(自身を除く): 21536273432

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 157, 236, 314, 472, 628, 767, 1256, 1534, 2041, 3068, 4082, 6136, 8164, 9263, 16328, 18526, 20959, 37052, 41918, 74104, 83836, 120419, 167672, 240838, 272467, 481676, 544934, 963352, 1089868, 1236581, 2179736, 2473162, 3290563, 4946324, 6581126, 9892648, 13162252, 16075553, 26324504, 32151106, 42777319, 64302212, 85554638, 128604424, 171109276, 194143217, 342218552, 388286434, 776572868, 1553145736, 2523861821, 5047723642, 10095447284, 20190894568]

約数ペア:

[(1, 20190894568), (2, 10095447284), (4, 5047723642), (8, 2523861821), (13, 1553145736), (26, 776572868), (52, 388286434), (59, 342218552), (104, 194143217), (118, 171109276), (157, 128604424), (236, 85554638), (314, 64302212), (472, 42777319), (628, 32151106), (767, 26324504), (1256, 16075553), (1534, 13162252), (2041, 9892648), (3068, 6581126), (4082, 4946324), (6136, 3290563), (8164, 2473162), (9263, 2179736), (16328, 1236581), (18526, 1089868), (20959, 963352), (37052, 544934), (41918, 481676), (74104, 272467), (83836, 240838), (120419, 167672)]