31994144

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10987}}^1$

素因数の和:11017

約数の個数: 48

約数和(自身を含む): 77531328

約数和(自身を除く): 45537184

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 10987, 21974, 43948, 76909, 87896, 142831, 153818, 175792, 285662, 307636, 351584, 571324, 615272, 999817, 1142648, 1230544, 1999634, 2285296, 2461088, 3999268, 4570592, 7998536, 15997072, 31994144]

約数ペア:

[(1, 31994144), (2, 15997072), (4, 7998536), (7, 4570592), (8, 3999268), (13, 2461088), (14, 2285296), (16, 1999634), (26, 1230544), (28, 1142648), (32, 999817), (52, 615272), (56, 571324), (91, 351584), (104, 307636), (112, 285662), (182, 175792), (208, 153818), (224, 142831), (364, 87896), (416, 76909), (728, 43948), (1456, 21974), (2912, 10987)]