19929644

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 42638400

約数和(自身を除く): 22708756

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 149, 238, 281, 298, 476, 562, 596, 1043, 1124, 1967, 2086, 2533, 3934, 4172, 4777, 5066, 7868, 9554, 10132, 17731, 19108, 33439, 35462, 41869, 66878, 70924, 83738, 133756, 167476, 293083, 586166, 711773, 1172332, 1423546, 2847092, 4982411, 9964822, 19929644]

約数ペア:

[(1, 19929644), (2, 9964822), (4, 4982411), (7, 2847092), (14, 1423546), (17, 1172332), (28, 711773), (34, 586166), (68, 293083), (119, 167476), (149, 133756), (238, 83738), (281, 70924), (298, 66878), (476, 41869), (562, 35462), (596, 33439), (1043, 19108), (1124, 17731), (1967, 10132), (2086, 9554), (2533, 7868), (3934, 5066), (4172, 4777)]