17791904

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2251}}^1$

素因数の和:2293

約数の個数: 48

約数和(自身を含む): 39725280

約数和(自身を除く): 21933376

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2251, 3952, 4502, 7904, 9004, 18008, 29263, 36016, 42769, 58526, 72032, 85538, 117052, 171076, 234104, 342152, 468208, 555997, 684304, 936416, 1111994, 1368608, 2223988, 4447976, 8895952, 17791904]

約数ペア:

[(1, 17791904), (2, 8895952), (4, 4447976), (8, 2223988), (13, 1368608), (16, 1111994), (19, 936416), (26, 684304), (32, 555997), (38, 468208), (52, 342152), (76, 234104), (104, 171076), (152, 117052), (208, 85538), (247, 72032), (304, 58526), (416, 42769), (494, 36016), (608, 29263), (988, 18008), (1976, 9004), (2251, 7904), (3952, 4502)]