18584020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10211}}^1$

素因数の和:10240

約数の個数: 48

約数和(自身を含む): 48037248

約数和(自身を除く): 29453228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 10211, 20422, 40844, 51055, 71477, 102110, 132743, 142954, 204220, 265486, 285908, 357385, 530972, 663715, 714770, 929201, 1327430, 1429540, 1858402, 2654860, 3716804, 4646005, 9292010, 18584020]

約数ペア:

[(1, 18584020), (2, 9292010), (4, 4646005), (5, 3716804), (7, 2654860), (10, 1858402), (13, 1429540), (14, 1327430), (20, 929201), (26, 714770), (28, 663715), (35, 530972), (52, 357385), (65, 285908), (70, 265486), (91, 204220), (130, 142954), (140, 132743), (182, 102110), (260, 71477), (364, 51055), (455, 40844), (910, 20422), (1820, 10211)]