19507404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{439}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 54503680

約数和(自身を除く): 34996276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 439, 483, 529, 644, 878, 966, 1058, 1317, 1587, 1756, 1932, 2116, 2634, 3073, 3174, 3703, 5268, 6146, 6348, 7406, 9219, 10097, 11109, 12292, 14812, 18438, 20194, 22218, 30291, 36876, 40388, 44436, 60582, 70679, 121164, 141358, 212037, 232231, 282716, 424074, 464462, 696693, 848148, 928924, 1393386, 1625617, 2786772, 3251234, 4876851, 6502468, 9753702, 19507404]

約数ペア:

[(1, 19507404), (2, 9753702), (3, 6502468), (4, 4876851), (6, 3251234), (7, 2786772), (12, 1625617), (14, 1393386), (21, 928924), (23, 848148), (28, 696693), (42, 464462), (46, 424074), (69, 282716), (84, 232231), (92, 212037), (138, 141358), (161, 121164), (276, 70679), (322, 60582), (439, 44436), (483, 40388), (529, 36876), (644, 30291), (878, 22218), (966, 20194), (1058, 18438), (1317, 14812), (1587, 12292), (1756, 11109), (1932, 10097), (2116, 9219), (2634, 7406), (3073, 6348), (3174, 6146), (3703, 5268)]