19842516

素因数分解:

$2^2\times 3^3\times {\mathrm{269}}^1\times {\mathrm{683}}^1$

素因数の和:965

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 31867884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 269, 538, 683, 807, 1076, 1366, 1614, 2049, 2421, 2732, 3228, 4098, 4842, 6147, 7263, 8196, 9684, 12294, 14526, 18441, 24588, 29052, 36882, 73764, 183727, 367454, 551181, 734908, 1102362, 1653543, 2204724, 3307086, 4960629, 6614172, 9921258, 19842516]

約数ペア:

[(1, 19842516), (2, 9921258), (3, 6614172), (4, 4960629), (6, 3307086), (9, 2204724), (12, 1653543), (18, 1102362), (27, 734908), (36, 551181), (54, 367454), (108, 183727), (269, 73764), (538, 36882), (683, 29052), (807, 24588), (1076, 18441), (1366, 14526), (1614, 12294), (2049, 9684), (2421, 8196), (2732, 7263), (3228, 6147), (4098, 4842)]