20803525184

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25004237}}^1$

素因数の和:25004262

約数の個数: 28

約数和(自身を含む): 44457535164

約数和(自身を除く): 23654009980

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25004237, 50008474, 100016948, 200033896, 325055081, 400067792, 650110162, 800135584, 1300220324, 1600271168, 2600440648, 5200881296, 10401762592, 20803525184]

約数ペア:

[(1, 20803525184), (2, 10401762592), (4, 5200881296), (8, 2600440648), (13, 1600271168), (16, 1300220324), (26, 800135584), (32, 650110162), (52, 400067792), (64, 325055081), (104, 200033896), (208, 100016948), (416, 50008474), (832, 25004237)]