19308645

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 34583040

約数和(自身を除く): 15274395

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 911, 1413, 2355, 2733, 4239, 4555, 7065, 8199, 13665, 21195, 24597, 40995, 122985, 143027, 429081, 715135, 1287243, 2145405, 3861729, 6436215, 19308645]

約数ペア:

[(1, 19308645), (3, 6436215), (5, 3861729), (9, 2145405), (15, 1287243), (27, 715135), (45, 429081), (135, 143027), (157, 122985), (471, 40995), (785, 24597), (911, 21195), (1413, 13665), (2355, 8199), (2733, 7065), (4239, 4555)]