18372224

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 40283880

約数和(自身を除く): 21911656

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 181, 208, 244, 362, 416, 488, 724, 793, 832, 976, 1448, 1586, 1664, 1952, 2353, 2896, 3172, 3904, 4706, 5792, 6344, 7808, 9412, 11041, 11584, 12688, 18824, 22082, 23168, 25376, 37648, 44164, 50752, 75296, 88328, 101504, 143533, 150592, 176656, 287066, 301184, 353312, 574132, 706624, 1148264, 1413248, 2296528, 4593056, 9186112, 18372224]

約数ペア:

[(1, 18372224), (2, 9186112), (4, 4593056), (8, 2296528), (13, 1413248), (16, 1148264), (26, 706624), (32, 574132), (52, 353312), (61, 301184), (64, 287066), (104, 176656), (122, 150592), (128, 143533), (181, 101504), (208, 88328), (244, 75296), (362, 50752), (416, 44164), (488, 37648), (724, 25376), (793, 23168), (832, 22082), (976, 18824), (1448, 12688), (1586, 11584), (1664, 11041), (1952, 9412), (2353, 7808), (2896, 6344), (3172, 5792), (3904, 4706)]