20193437418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{613}}^1\times {\mathrm{631}}^1$

素因数の和:1380

約数の個数: 128

約数和(自身を含む): 50961567744

約数和(自身を除く): 30768130326

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 113, 154, 226, 231, 339, 462, 613, 631, 678, 791, 1226, 1243, 1262, 1582, 1839, 1893, 2373, 2486, 3678, 3729, 3786, 4291, 4417, 4746, 6743, 6941, 7458, 8582, 8701, 8834, 12873, 13251, 13486, 13882, 17402, 20229, 20823, 25746, 26103, 26502, 40458, 41646, 47201, 48587, 52206, 69269, 71303, 94402, 97174, 138538, 141603, 142606, 145761, 207807, 213909, 283206, 291522, 386803, 415614, 427818, 484883, 499121, 761959, 773606, 784333, 969766, 998242, 1160409, 1454649, 1497363, 1523918, 1568666, 2285877, 2320818, 2352999, 2707621, 2909298, 2994726, 4254833, 4571754, 4705998, 5333713, 5415242, 5490331, 8122863, 8509666, 10667426, 10980662, 12764499, 16001139, 16245726, 16470993, 25528998, 29783831, 32002278, 32941986, 43708739, 59567662, 87417478, 89351493, 131126217, 178702986, 262252434, 305961173, 480796129, 611922346, 917883519, 961592258, 1442388387, 1835767038, 2884776774, 3365572903, 6731145806, 10096718709, 20193437418]

約数ペア:

[(1, 20193437418), (2, 10096718709), (3, 6731145806), (6, 3365572903), (7, 2884776774), (11, 1835767038), (14, 1442388387), (21, 961592258), (22, 917883519), (33, 611922346), (42, 480796129), (66, 305961173), (77, 262252434), (113, 178702986), (154, 131126217), (226, 89351493), (231, 87417478), (339, 59567662), (462, 43708739), (613, 32941986), (631, 32002278), (678, 29783831), (791, 25528998), (1226, 16470993), (1243, 16245726), (1262, 16001139), (1582, 12764499), (1839, 10980662), (1893, 10667426), (2373, 8509666), (2486, 8122863), (3678, 5490331), (3729, 5415242), (3786, 5333713), (4291, 4705998), (4417, 4571754), (4746, 4254833), (6743, 2994726), (6941, 2909298), (7458, 2707621), (8582, 2352999), (8701, 2320818), (8834, 2285877), (12873, 1568666), (13251, 1523918), (13486, 1497363), (13882, 1454649), (17402, 1160409), (20229, 998242), (20823, 969766), (25746, 784333), (26103, 773606), (26502, 761959), (40458, 499121), (41646, 484883), (47201, 427818), (48587, 415614), (52206, 386803), (69269, 291522), (71303, 283206), (94402, 213909), (97174, 207807), (138538, 145761), (141603, 142606)]