19356896

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 45158400

約数和(自身を除く): 25801504

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 79, 104, 124, 152, 158, 208, 247, 248, 304, 316, 403, 416, 494, 496, 589, 608, 632, 806, 988, 992, 1027, 1178, 1264, 1501, 1612, 1976, 2054, 2356, 2449, 2528, 3002, 3224, 3952, 4108, 4712, 4898, 6004, 6448, 7657, 7904, 8216, 9424, 9796, 12008, 12896, 15314, 16432, 18848, 19513, 19592, 24016, 30628, 31837, 32864, 39026, 39184, 46531, 48032, 61256, 63674, 78052, 78368, 93062, 122512, 127348, 156104, 186124, 245024, 254696, 312208, 372248, 509392, 604903, 624416, 744496, 1018784, 1209806, 1488992, 2419612, 4839224, 9678448, 19356896]

約数ペア:

[(1, 19356896), (2, 9678448), (4, 4839224), (8, 2419612), (13, 1488992), (16, 1209806), (19, 1018784), (26, 744496), (31, 624416), (32, 604903), (38, 509392), (52, 372248), (62, 312208), (76, 254696), (79, 245024), (104, 186124), (124, 156104), (152, 127348), (158, 122512), (208, 93062), (247, 78368), (248, 78052), (304, 63674), (316, 61256), (403, 48032), (416, 46531), (494, 39184), (496, 39026), (589, 32864), (608, 31837), (632, 30628), (806, 24016), (988, 19592), (992, 19513), (1027, 18848), (1178, 16432), (1264, 15314), (1501, 12896), (1612, 12008), (1976, 9796), (2054, 9424), (2356, 8216), (2449, 7904), (2528, 7657), (3002, 6448), (3224, 6004), (3952, 4898), (4108, 4712)]