39370448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{991}}^1$

素因数の和:1203

約数の個数: 40

約数和(自身を含む): 82661376

約数和(自身を除く): 43290928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 191, 208, 382, 764, 991, 1528, 1982, 2483, 3056, 3964, 4966, 7928, 9932, 12883, 15856, 19864, 25766, 39728, 51532, 103064, 189281, 206128, 378562, 757124, 1514248, 2460653, 3028496, 4921306, 9842612, 19685224, 39370448]

約数ペア:

[(1, 39370448), (2, 19685224), (4, 9842612), (8, 4921306), (13, 3028496), (16, 2460653), (26, 1514248), (52, 757124), (104, 378562), (191, 206128), (208, 189281), (382, 103064), (764, 51532), (991, 39728), (1528, 25766), (1982, 19864), (2483, 15856), (3056, 12883), (3964, 9932), (4966, 7928)]