19565519008

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1648039}}^1$

素因数の和:1648109

約数の個数: 48

約数和(自身を含む): 44853056640

約数和(自身を除く): 25287537632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 212, 224, 371, 424, 742, 848, 1484, 1696, 2968, 5936, 11872, 1648039, 3296078, 6592156, 11536273, 13184312, 23072546, 26368624, 46145092, 52737248, 87346067, 92290184, 174692134, 184580368, 349384268, 369160736, 611422469, 698768536, 1222844938, 1397537072, 2445689876, 2795074144, 4891379752, 9782759504, 19565519008]

約数ペア:

[(1, 19565519008), (2, 9782759504), (4, 4891379752), (7, 2795074144), (8, 2445689876), (14, 1397537072), (16, 1222844938), (28, 698768536), (32, 611422469), (53, 369160736), (56, 349384268), (106, 184580368), (112, 174692134), (212, 92290184), (224, 87346067), (371, 52737248), (424, 46145092), (742, 26368624), (848, 23072546), (1484, 13184312), (1696, 11536273), (2968, 6592156), (5936, 3296078), (11872, 1648039)]