198512912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{50231}}^1$

素因数の和:50271

約数の個数: 40

約数和(自身を含む): 436013760

約数和(自身を除く): 237500848

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 50231, 100462, 200924, 401848, 653003, 803696, 954389, 1306006, 1908778, 2612012, 3817556, 5224024, 7635112, 10448048, 12407057, 15270224, 24814114, 49628228, 99256456, 198512912]

約数ペア:

[(1, 198512912), (2, 99256456), (4, 49628228), (8, 24814114), (13, 15270224), (16, 12407057), (19, 10448048), (26, 7635112), (38, 5224024), (52, 3817556), (76, 2612012), (104, 1908778), (152, 1306006), (208, 954389), (247, 803696), (304, 653003), (494, 401848), (988, 200924), (1976, 100462), (3952, 50231)]