19155458

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 37601280

約数和(自身を除く): 18445822

約数列:

[1, 2, 7, 14, 19, 23, 31, 38, 46, 62, 101, 133, 161, 202, 217, 266, 322, 434, 437, 589, 707, 713, 874, 1178, 1414, 1426, 1919, 2323, 3059, 3131, 3838, 4123, 4646, 4991, 6118, 6262, 8246, 9982, 13433, 13547, 16261, 21917, 26866, 27094, 32522, 43834, 44137, 59489, 72013, 88274, 94829, 118978, 144026, 189658, 308959, 416423, 504091, 617918, 832846, 1008182, 1368247, 2736494, 9577729, 19155458]

約数ペア:

[(1, 19155458), (2, 9577729), (7, 2736494), (14, 1368247), (19, 1008182), (23, 832846), (31, 617918), (38, 504091), (46, 416423), (62, 308959), (101, 189658), (133, 144026), (161, 118978), (202, 94829), (217, 88274), (266, 72013), (322, 59489), (434, 44137), (437, 43834), (589, 32522), (707, 27094), (713, 26866), (874, 21917), (1178, 16261), (1414, 13547), (1426, 13433), (1919, 9982), (2323, 8246), (3059, 6262), (3131, 6118), (3838, 4991), (4123, 4646)]