18123248

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:210

約数の個数: 60

約数和(自身を含む): 41721288

約数和(自身を除く): 23598040

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 89, 104, 143, 176, 178, 208, 286, 356, 572, 712, 979, 1144, 1157, 1424, 1958, 2288, 2314, 3916, 4628, 7832, 7921, 9256, 12727, 15664, 15842, 18512, 25454, 31684, 50908, 63368, 87131, 101816, 102973, 126736, 174262, 203632, 205946, 348524, 411892, 697048, 823784, 1132703, 1394096, 1647568, 2265406, 4530812, 9061624, 18123248]

約数ペア:

[(1, 18123248), (2, 9061624), (4, 4530812), (8, 2265406), (11, 1647568), (13, 1394096), (16, 1132703), (22, 823784), (26, 697048), (44, 411892), (52, 348524), (88, 205946), (89, 203632), (104, 174262), (143, 126736), (176, 102973), (178, 101816), (208, 87131), (286, 63368), (356, 50908), (572, 31684), (712, 25454), (979, 18512), (1144, 15842), (1157, 15664), (1424, 12727), (1958, 9256), (2288, 7921), (2314, 7832), (3916, 4628)]