18884736

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^2\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 59451210

約数和(自身を除く): 40566474

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 97, 104, 117, 128, 144, 156, 169, 192, 194, 208, 234, 288, 291, 312, 338, 384, 388, 416, 468, 507, 576, 582, 624, 676, 776, 832, 873, 936, 1014, 1152, 1164, 1248, 1261, 1352, 1521, 1552, 1664, 1746, 1872, 2028, 2328, 2496, 2522, 2704, 3042, 3104, 3492, 3744, 3783, 4056, 4656, 4992, 5044, 5408, 6084, 6208, 6984, 7488, 7566, 8112, 9312, 10088, 10816, 11349, 12168, 12416, 13968, 14976, 15132, 16224, 16393, 18624, 20176, 21632, 22698, 24336, 27936, 30264, 32448, 32786, 37248, 40352, 45396, 48672, 49179, 55872, 60528, 64896, 65572, 80704, 90792, 97344, 98358, 111744, 121056, 131144, 147537, 161408, 181584, 194688, 196716, 242112, 262288, 295074, 363168, 393432, 484224, 524576, 590148, 726336, 786864, 1049152, 1180296, 1452672, 1573728, 2098304, 2360592, 3147456, 4721184, 6294912, 9442368, 18884736]

約数ペア:

[(1, 18884736), (2, 9442368), (3, 6294912), (4, 4721184), (6, 3147456), (8, 2360592), (9, 2098304), (12, 1573728), (13, 1452672), (16, 1180296), (18, 1049152), (24, 786864), (26, 726336), (32, 590148), (36, 524576), (39, 484224), (48, 393432), (52, 363168), (64, 295074), (72, 262288), (78, 242112), (96, 196716), (97, 194688), (104, 181584), (117, 161408), (128, 147537), (144, 131144), (156, 121056), (169, 111744), (192, 98358), (194, 97344), (208, 90792), (234, 80704), (288, 65572), (291, 64896), (312, 60528), (338, 55872), (384, 49179), (388, 48672), (416, 45396), (468, 40352), (507, 37248), (576, 32786), (582, 32448), (624, 30264), (676, 27936), (776, 24336), (832, 22698), (873, 21632), (936, 20176), (1014, 18624), (1152, 16393), (1164, 16224), (1248, 15132), (1261, 14976), (1352, 13968), (1521, 12416), (1552, 12168), (1664, 11349), (1746, 10816), (1872, 10088), (2028, 9312), (2328, 8112), (2496, 7566), (2522, 7488), (2704, 6984), (3042, 6208), (3104, 6084), (3492, 5408), (3744, 5044), (3783, 4992), (4056, 4656)]