20339748

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:479

約数の個数: 120

約数和(自身を含む): 62610240

約数和(自身を除く): 42270492

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 81, 99, 108, 117, 132, 143, 156, 162, 198, 234, 286, 297, 324, 351, 396, 429, 439, 468, 572, 594, 702, 858, 878, 891, 1053, 1188, 1287, 1317, 1404, 1716, 1756, 1782, 2106, 2574, 2634, 3564, 3861, 3951, 4212, 4829, 5148, 5268, 5707, 7722, 7902, 9658, 11414, 11583, 11853, 14487, 15444, 15804, 17121, 19316, 22828, 23166, 23706, 28974, 34242, 35559, 43461, 46332, 47412, 51363, 57948, 62777, 68484, 71118, 86922, 102726, 125554, 130383, 142236, 154089, 173844, 188331, 205452, 251108, 260766, 308178, 376662, 391149, 462267, 521532, 564993, 616356, 753324, 782298, 924534, 1129986, 1564596, 1694979, 1849068, 2259972, 3389958, 5084937, 6779916, 10169874, 20339748]

約数ペア:

[(1, 20339748), (2, 10169874), (3, 6779916), (4, 5084937), (6, 3389958), (9, 2259972), (11, 1849068), (12, 1694979), (13, 1564596), (18, 1129986), (22, 924534), (26, 782298), (27, 753324), (33, 616356), (36, 564993), (39, 521532), (44, 462267), (52, 391149), (54, 376662), (66, 308178), (78, 260766), (81, 251108), (99, 205452), (108, 188331), (117, 173844), (132, 154089), (143, 142236), (156, 130383), (162, 125554), (198, 102726), (234, 86922), (286, 71118), (297, 68484), (324, 62777), (351, 57948), (396, 51363), (429, 47412), (439, 46332), (468, 43461), (572, 35559), (594, 34242), (702, 28974), (858, 23706), (878, 23166), (891, 22828), (1053, 19316), (1188, 17121), (1287, 15804), (1317, 15444), (1404, 14487), (1716, 11853), (1756, 11583), (1782, 11414), (2106, 9658), (2574, 7902), (2634, 7722), (3564, 5707), (3861, 5268), (3951, 5148), (4212, 4829)]