19761147904

素因数分解:

$2^{12}\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8265

約数の個数: 104

約数和(自身を含む): 42944430080

約数和(自身を除く): 23183282176

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 512, 589, 608, 992, 1024, 1178, 1216, 1984, 2048, 2356, 2432, 3968, 4096, 4712, 4864, 7936, 8191, 9424, 9728, 15872, 16382, 18848, 19456, 31744, 32764, 37696, 38912, 63488, 65528, 75392, 77824, 126976, 131056, 150784, 155629, 253921, 262112, 301568, 311258, 507842, 524224, 603136, 622516, 1015684, 1048448, 1206272, 1245032, 2031368, 2096896, 2412544, 2490064, 4062736, 4193792, 4824499, 4980128, 8125472, 8387584, 9648998, 9960256, 16250944, 16775168, 19297996, 19920512, 32501888, 33550336, 38595992, 39841024, 65003776, 77191984, 79682048, 130007552, 154383968, 159364096, 260015104, 308767936, 318728192, 520030208, 617535872, 637456384, 1040060416, 1235071744, 2470143488, 4940286976, 9880573952, 19761147904]

約数ペア:

[(1, 19761147904), (2, 9880573952), (4, 4940286976), (8, 2470143488), (16, 1235071744), (19, 1040060416), (31, 637456384), (32, 617535872), (38, 520030208), (62, 318728192), (64, 308767936), (76, 260015104), (124, 159364096), (128, 154383968), (152, 130007552), (248, 79682048), (256, 77191984), (304, 65003776), (496, 39841024), (512, 38595992), (589, 33550336), (608, 32501888), (992, 19920512), (1024, 19297996), (1178, 16775168), (1216, 16250944), (1984, 9960256), (2048, 9648998), (2356, 8387584), (2432, 8125472), (3968, 4980128), (4096, 4824499), (4712, 4193792), (4864, 4062736), (7936, 2490064), (8191, 2412544), (9424, 2096896), (9728, 2031368), (15872, 1245032), (16382, 1206272), (18848, 1048448), (19456, 1015684), (31744, 622516), (32764, 603136), (37696, 524224), (38912, 507842), (63488, 311258), (65528, 301568), (75392, 262112), (77824, 253921), (126976, 155629), (131056, 150784)]