19322548

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 40449024

約数和(自身を除く): 21126476

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 113, 124, 197, 217, 226, 394, 434, 452, 788, 791, 868, 1379, 1582, 2758, 3164, 3503, 5516, 6107, 7006, 12214, 14012, 22261, 24428, 24521, 42749, 44522, 49042, 85498, 89044, 98084, 155827, 170996, 311654, 623308, 690091, 1380182, 2760364, 4830637, 9661274, 19322548]

約数ペア:

[(1, 19322548), (2, 9661274), (4, 4830637), (7, 2760364), (14, 1380182), (28, 690091), (31, 623308), (62, 311654), (113, 170996), (124, 155827), (197, 98084), (217, 89044), (226, 85498), (394, 49042), (434, 44522), (452, 42749), (788, 24521), (791, 24428), (868, 22261), (1379, 14012), (1582, 12214), (2758, 7006), (3164, 6107), (3503, 5516)]