19406744

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 43721280

約数和(自身を除く): 24314536

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1597, 1736, 3038, 3194, 6076, 6388, 11179, 12152, 12776, 22358, 44716, 49507, 78253, 89432, 99014, 156506, 198028, 313012, 346549, 396056, 626024, 693098, 1386196, 2425843, 2772392, 4851686, 9703372, 19406744]

約数ペア:

[(1, 19406744), (2, 9703372), (4, 4851686), (7, 2772392), (8, 2425843), (14, 1386196), (28, 693098), (31, 626024), (49, 396056), (56, 346549), (62, 313012), (98, 198028), (124, 156506), (196, 99014), (217, 89432), (248, 78253), (392, 49507), (434, 44716), (868, 22358), (1519, 12776), (1597, 12152), (1736, 11179), (3038, 6388), (3194, 6076)]