18773916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13147}}^1$

素因数の和:13178

約数の個数: 48

約数和(自身を含む): 53012736

約数和(自身を除く): 34238820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 13147, 26294, 39441, 52588, 78882, 92029, 157764, 184058, 223499, 276087, 368116, 446998, 552174, 670497, 893996, 1104348, 1340994, 1564493, 2681988, 3128986, 4693479, 6257972, 9386958, 18773916]

約数ペア:

[(1, 18773916), (2, 9386958), (3, 6257972), (4, 4693479), (6, 3128986), (7, 2681988), (12, 1564493), (14, 1340994), (17, 1104348), (21, 893996), (28, 670497), (34, 552174), (42, 446998), (51, 368116), (68, 276087), (84, 223499), (102, 184058), (119, 157764), (204, 92029), (238, 78882), (357, 52588), (476, 39441), (714, 26294), (1428, 13147)]