19240305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 38043648

約数和(自身を除く): 18803343

約数列:

[1, 3, 5, 7, 15, 21, 23, 31, 35, 69, 93, 105, 115, 155, 161, 217, 257, 345, 465, 483, 651, 713, 771, 805, 1085, 1285, 1799, 2139, 2415, 3255, 3565, 3855, 4991, 5397, 5911, 7967, 8995, 10695, 14973, 17733, 23901, 24955, 26985, 29555, 39835, 41377, 55769, 74865, 88665, 119505, 124131, 167307, 183241, 206885, 278845, 549723, 620655, 836535, 916205, 1282687, 2748615, 3848061, 6413435, 19240305]

約数ペア:

[(1, 19240305), (3, 6413435), (5, 3848061), (7, 2748615), (15, 1282687), (21, 916205), (23, 836535), (31, 620655), (35, 549723), (69, 278845), (93, 206885), (105, 183241), (115, 167307), (155, 124131), (161, 119505), (217, 88665), (257, 74865), (345, 55769), (465, 41377), (483, 39835), (651, 29555), (713, 26985), (771, 24955), (805, 23901), (1085, 17733), (1285, 14973), (1799, 10695), (2139, 8995), (2415, 7967), (3255, 5911), (3565, 5397), (3855, 4991)]