19403712

素因数分解:

$2^6\times 3^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:240

約数の個数: 140

約数和(自身を含む): 60853320

約数和(自身を除く): 41449608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 192, 197, 216, 228, 288, 304, 324, 342, 394, 432, 456, 513, 576, 591, 608, 648, 684, 788, 864, 912, 1026, 1182, 1216, 1296, 1368, 1539, 1576, 1728, 1773, 1824, 2052, 2364, 2592, 2736, 3078, 3152, 3546, 3648, 3743, 4104, 4728, 5184, 5319, 5472, 6156, 6304, 7092, 7486, 8208, 9456, 10638, 10944, 11229, 12312, 12608, 14184, 14972, 15957, 16416, 18912, 21276, 22458, 24624, 28368, 29944, 31914, 32832, 33687, 37824, 42552, 44916, 49248, 56736, 59888, 63828, 67374, 85104, 89832, 98496, 101061, 113472, 119776, 127656, 134748, 170208, 179664, 202122, 239552, 255312, 269496, 303183, 340416, 359328, 404244, 510624, 538992, 606366, 718656, 808488, 1021248, 1077984, 1212732, 1616976, 2155968, 2425464, 3233952, 4850928, 6467904, 9701856, 19403712]

約数ペア:

[(1, 19403712), (2, 9701856), (3, 6467904), (4, 4850928), (6, 3233952), (8, 2425464), (9, 2155968), (12, 1616976), (16, 1212732), (18, 1077984), (19, 1021248), (24, 808488), (27, 718656), (32, 606366), (36, 538992), (38, 510624), (48, 404244), (54, 359328), (57, 340416), (64, 303183), (72, 269496), (76, 255312), (81, 239552), (96, 202122), (108, 179664), (114, 170208), (144, 134748), (152, 127656), (162, 119776), (171, 113472), (192, 101061), (197, 98496), (216, 89832), (228, 85104), (288, 67374), (304, 63828), (324, 59888), (342, 56736), (394, 49248), (432, 44916), (456, 42552), (513, 37824), (576, 33687), (591, 32832), (608, 31914), (648, 29944), (684, 28368), (788, 24624), (864, 22458), (912, 21276), (1026, 18912), (1182, 16416), (1216, 15957), (1296, 14972), (1368, 14184), (1539, 12608), (1576, 12312), (1728, 11229), (1773, 10944), (1824, 10638), (2052, 9456), (2364, 8208), (2592, 7486), (2736, 7092), (3078, 6304), (3152, 6156), (3546, 5472), (3648, 5319), (3743, 5184), (4104, 4728)]