19652490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:549

約数の個数: 128

約数和(自身を含む): 61689600

約数和(自身を除く): 42037110

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 27, 30, 33, 39, 45, 54, 55, 65, 66, 78, 90, 99, 110, 117, 130, 135, 143, 165, 195, 198, 234, 270, 286, 297, 330, 351, 390, 429, 495, 509, 585, 594, 702, 715, 858, 990, 1018, 1170, 1287, 1430, 1485, 1527, 1755, 2145, 2545, 2574, 2970, 3054, 3510, 3861, 4290, 4581, 5090, 5599, 6435, 6617, 7635, 7722, 9162, 11198, 12870, 13234, 13743, 15270, 16797, 19305, 19851, 22905, 27486, 27995, 33085, 33594, 38610, 39702, 45810, 50391, 55990, 59553, 66170, 68715, 72787, 83985, 99255, 100782, 119106, 137430, 145574, 151173, 167970, 178659, 198510, 218361, 251955, 297765, 302346, 357318, 363935, 436722, 503910, 595530, 655083, 727870, 755865, 893295, 1091805, 1310166, 1511730, 1786590, 1965249, 2183610, 3275415, 3930498, 6550830, 9826245, 19652490]

約数ペア:

[(1, 19652490), (2, 9826245), (3, 6550830), (5, 3930498), (6, 3275415), (9, 2183610), (10, 1965249), (11, 1786590), (13, 1511730), (15, 1310166), (18, 1091805), (22, 893295), (26, 755865), (27, 727870), (30, 655083), (33, 595530), (39, 503910), (45, 436722), (54, 363935), (55, 357318), (65, 302346), (66, 297765), (78, 251955), (90, 218361), (99, 198510), (110, 178659), (117, 167970), (130, 151173), (135, 145574), (143, 137430), (165, 119106), (195, 100782), (198, 99255), (234, 83985), (270, 72787), (286, 68715), (297, 66170), (330, 59553), (351, 55990), (390, 50391), (429, 45810), (495, 39702), (509, 38610), (585, 33594), (594, 33085), (702, 27995), (715, 27486), (858, 22905), (990, 19851), (1018, 19305), (1170, 16797), (1287, 15270), (1430, 13743), (1485, 13234), (1527, 12870), (1755, 11198), (2145, 9162), (2545, 7722), (2574, 7635), (2970, 6617), (3054, 6435), (3510, 5599), (3861, 5090), (4290, 4581)]