19147163988

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{911249}}^1$

素因数の和:911376

約数の個数: 48

約数和(自身を含む): 47764080000

約数和(自身を除く): 28616916012

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 103, 204, 206, 309, 412, 618, 1236, 1751, 3502, 5253, 7004, 10506, 21012, 911249, 1822498, 2733747, 3644996, 5467494, 10934988, 15491233, 30982466, 46473699, 61964932, 92947398, 93858647, 185894796, 187717294, 281575941, 375434588, 563151882, 1126303764, 1595596999, 3191193998, 4786790997, 6382387996, 9573581994, 19147163988]

約数ペア:

[(1, 19147163988), (2, 9573581994), (3, 6382387996), (4, 4786790997), (6, 3191193998), (12, 1595596999), (17, 1126303764), (34, 563151882), (51, 375434588), (68, 281575941), (102, 187717294), (103, 185894796), (204, 93858647), (206, 92947398), (309, 61964932), (412, 46473699), (618, 30982466), (1236, 15491233), (1751, 10934988), (3502, 5467494), (5253, 3644996), (7004, 2733747), (10506, 1822498), (21012, 911249)]