18821308

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1051}}^1$

素因数の和:1114

約数の個数: 36

約数和(自身を含む): 37217656

約数和(自身を除く): 18396348

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 121, 148, 242, 407, 484, 814, 1051, 1628, 2102, 4204, 4477, 8954, 11561, 17908, 23122, 38887, 46244, 77774, 127171, 155548, 254342, 427757, 508684, 855514, 1711028, 4705327, 9410654, 18821308]

約数ペア:

[(1, 18821308), (2, 9410654), (4, 4705327), (11, 1711028), (22, 855514), (37, 508684), (44, 427757), (74, 254342), (121, 155548), (148, 127171), (242, 77774), (407, 46244), (484, 38887), (814, 23122), (1051, 17908), (1628, 11561), (2102, 8954), (4204, 4477)]