20768194629

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1\times {\mathrm{643}}^1$

素因数の和:1131

約数の個数: 96

約数和(自身を含む): 37412793600

約数和(自身を除く): 16644598971

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 113, 117, 273, 339, 349, 643, 791, 819, 1017, 1047, 1469, 1929, 2373, 2443, 3141, 4407, 4501, 4537, 5787, 7119, 7329, 8359, 10283, 13221, 13503, 13611, 21987, 25077, 30849, 31759, 39437, 40509, 40833, 58513, 72659, 75231, 92547, 95277, 118311, 175539, 217977, 224407, 276059, 285831, 354933, 508613, 512681, 526617, 653931, 673221, 828177, 944567, 1525839, 1538043, 1570849, 2019663, 2484531, 2833701, 2917291, 3588767, 4577517, 4614129, 4712547, 6611969, 8501103, 8751873, 10766301, 14137641, 19835907, 20421037, 25357991, 26255619, 32298903, 59507721, 61263111, 76073973, 177505937, 183789333, 228221919, 329653883, 532517811, 988961649, 1597553433, 2307577181, 2966884947, 6922731543, 20768194629]

約数ペア:

[(1, 20768194629), (3, 6922731543), (7, 2966884947), (9, 2307577181), (13, 1597553433), (21, 988961649), (39, 532517811), (63, 329653883), (91, 228221919), (113, 183789333), (117, 177505937), (273, 76073973), (339, 61263111), (349, 59507721), (643, 32298903), (791, 26255619), (819, 25357991), (1017, 20421037), (1047, 19835907), (1469, 14137641), (1929, 10766301), (2373, 8751873), (2443, 8501103), (3141, 6611969), (4407, 4712547), (4501, 4614129), (4537, 4577517), (5787, 3588767), (7119, 2917291), (7329, 2833701), (8359, 2484531), (10283, 2019663), (13221, 1570849), (13503, 1538043), (13611, 1525839), (21987, 944567), (25077, 828177), (30849, 673221), (31759, 653931), (39437, 526617), (40509, 512681), (40833, 508613), (58513, 354933), (72659, 285831), (75231, 276059), (92547, 224407), (95277, 217977), (118311, 175539)]