20107170028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{249853}}^1$

素因数の和:249958

約数の個数: 48

約数和(自身を含む): 40296453120

約数和(自身を除く): 20189283092

約数列:

[1, 2, 4, 11, 22, 31, 44, 59, 62, 118, 124, 236, 341, 649, 682, 1298, 1364, 1829, 2596, 3658, 7316, 20119, 40238, 80476, 249853, 499706, 999412, 2748383, 5496766, 7745443, 10993532, 14741327, 15490886, 29482654, 30981772, 58965308, 85199873, 162154597, 170399746, 324309194, 340799492, 456981137, 648618388, 913962274, 1827924548, 5026792507, 10053585014, 20107170028]

約数ペア:

[(1, 20107170028), (2, 10053585014), (4, 5026792507), (11, 1827924548), (22, 913962274), (31, 648618388), (44, 456981137), (59, 340799492), (62, 324309194), (118, 170399746), (124, 162154597), (236, 85199873), (341, 58965308), (649, 30981772), (682, 29482654), (1298, 15490886), (1364, 14741327), (1829, 10993532), (2596, 7745443), (3658, 5496766), (7316, 2748383), (20119, 999412), (40238, 499706), (80476, 249853)]