19341850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 72

約数和(自身を含む): 41559840

約数和(自身を除く): 22217990

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 121, 139, 230, 242, 253, 275, 278, 506, 550, 575, 605, 695, 1150, 1210, 1265, 1390, 1529, 2530, 2783, 3025, 3058, 3197, 3475, 5566, 6050, 6325, 6394, 6950, 7645, 12650, 13915, 15290, 15985, 16819, 27830, 31970, 33638, 35167, 38225, 69575, 70334, 76450, 79925, 84095, 139150, 159850, 168190, 175835, 351670, 386837, 420475, 773674, 840950, 879175, 1758350, 1934185, 3868370, 9670925, 19341850]

約数ペア:

[(1, 19341850), (2, 9670925), (5, 3868370), (10, 1934185), (11, 1758350), (22, 879175), (23, 840950), (25, 773674), (46, 420475), (50, 386837), (55, 351670), (110, 175835), (115, 168190), (121, 159850), (139, 139150), (230, 84095), (242, 79925), (253, 76450), (275, 70334), (278, 69575), (506, 38225), (550, 35167), (575, 33638), (605, 31970), (695, 27830), (1150, 16819), (1210, 15985), (1265, 15290), (1390, 13915), (1529, 12650), (2530, 7645), (2783, 6950), (3025, 6394), (3058, 6325), (3197, 6050), (3475, 5566)]