20238967182

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:830

約数の個数: 128

約数和(自身を含む): 47808921600

約数和(自身を除く): 27569954418

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 107, 109, 158, 214, 218, 237, 321, 327, 474, 523, 553, 642, 654, 749, 763, 1046, 1106, 1498, 1526, 1569, 1659, 2247, 2289, 3138, 3318, 3661, 4494, 4578, 7322, 8453, 8611, 10983, 11663, 16906, 17222, 21966, 23326, 25359, 25833, 34989, 41317, 50718, 51666, 55961, 57007, 59171, 60277, 69978, 81641, 82634, 111922, 114014, 118342, 120554, 123951, 163282, 167883, 171021, 177513, 180831, 244923, 247902, 289219, 335766, 342042, 355026, 361662, 391727, 399049, 489846, 578438, 783454, 798098, 867657, 921377, 1175181, 1197147, 1735314, 1842754, 2350362, 2394294, 2764131, 4420919, 4503553, 5528262, 6099749, 6449639, 8841838, 9007106, 12199498, 12899278, 13262757, 13510659, 18299247, 19348917, 26525514, 27021318, 30946433, 31524871, 36598494, 38697834, 42698243, 61892866, 63049742, 85396486, 92839299, 94574613, 128094729, 185678598, 189149226, 256189458, 481880171, 963760342, 1445640513, 2891281026, 3373161197, 6746322394, 10119483591, 20238967182]

約数ペア:

[(1, 20238967182), (2, 10119483591), (3, 6746322394), (6, 3373161197), (7, 2891281026), (14, 1445640513), (21, 963760342), (42, 481880171), (79, 256189458), (107, 189149226), (109, 185678598), (158, 128094729), (214, 94574613), (218, 92839299), (237, 85396486), (321, 63049742), (327, 61892866), (474, 42698243), (523, 38697834), (553, 36598494), (642, 31524871), (654, 30946433), (749, 27021318), (763, 26525514), (1046, 19348917), (1106, 18299247), (1498, 13510659), (1526, 13262757), (1569, 12899278), (1659, 12199498), (2247, 9007106), (2289, 8841838), (3138, 6449639), (3318, 6099749), (3661, 5528262), (4494, 4503553), (4578, 4420919), (7322, 2764131), (8453, 2394294), (8611, 2350362), (10983, 1842754), (11663, 1735314), (16906, 1197147), (17222, 1175181), (21966, 921377), (23326, 867657), (25359, 798098), (25833, 783454), (34989, 578438), (41317, 489846), (50718, 399049), (51666, 391727), (55961, 361662), (57007, 355026), (59171, 342042), (60277, 335766), (69978, 289219), (81641, 247902), (82634, 244923), (111922, 180831), (114014, 177513), (118342, 171021), (120554, 167883), (123951, 163282)]