18689832

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 128

約数和(自身を含む): 60825600

約数和(自身を除く): 42135768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 47, 54, 56, 63, 72, 84, 94, 108, 126, 141, 168, 188, 189, 216, 252, 263, 282, 329, 376, 378, 423, 504, 526, 564, 658, 756, 789, 846, 987, 1052, 1128, 1269, 1316, 1512, 1578, 1692, 1841, 1974, 2104, 2367, 2538, 2632, 2961, 3156, 3384, 3682, 3948, 4734, 5076, 5523, 5922, 6312, 7101, 7364, 7896, 8883, 9468, 10152, 11046, 11844, 12361, 14202, 14728, 16569, 17766, 18936, 22092, 23688, 24722, 28404, 33138, 35532, 37083, 44184, 49444, 49707, 56808, 66276, 71064, 74166, 86527, 98888, 99414, 111249, 132552, 148332, 173054, 198828, 222498, 259581, 296664, 333747, 346108, 397656, 444996, 519162, 667494, 692216, 778743, 889992, 1038324, 1334988, 1557486, 2076648, 2336229, 2669976, 3114972, 4672458, 6229944, 9344916, 18689832]

約数ペア:

[(1, 18689832), (2, 9344916), (3, 6229944), (4, 4672458), (6, 3114972), (7, 2669976), (8, 2336229), (9, 2076648), (12, 1557486), (14, 1334988), (18, 1038324), (21, 889992), (24, 778743), (27, 692216), (28, 667494), (36, 519162), (42, 444996), (47, 397656), (54, 346108), (56, 333747), (63, 296664), (72, 259581), (84, 222498), (94, 198828), (108, 173054), (126, 148332), (141, 132552), (168, 111249), (188, 99414), (189, 98888), (216, 86527), (252, 74166), (263, 71064), (282, 66276), (329, 56808), (376, 49707), (378, 49444), (423, 44184), (504, 37083), (526, 35532), (564, 33138), (658, 28404), (756, 24722), (789, 23688), (846, 22092), (987, 18936), (1052, 17766), (1128, 16569), (1269, 14728), (1316, 14202), (1512, 12361), (1578, 11844), (1692, 11046), (1841, 10152), (1974, 9468), (2104, 8883), (2367, 7896), (2538, 7364), (2632, 7101), (2961, 6312), (3156, 5922), (3384, 5523), (3682, 5076), (3948, 4734)]