31640944

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1907}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 66009168

約数和(自身を除く): 34368224

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1907, 2074, 3814, 4148, 7628, 8296, 15256, 16592, 30512, 32419, 64838, 116327, 129676, 232654, 259352, 465308, 518704, 930616, 1861232, 1977559, 3955118, 7910236, 15820472, 31640944]

約数ペア:

[(1, 31640944), (2, 15820472), (4, 7910236), (8, 3955118), (16, 1977559), (17, 1861232), (34, 930616), (61, 518704), (68, 465308), (122, 259352), (136, 232654), (244, 129676), (272, 116327), (488, 64838), (976, 32419), (1037, 30512), (1907, 16592), (2074, 15256), (3814, 8296), (4148, 7628)]