20074777554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{661}}^1$

素因数の和:1244

約数の個数: 96

約数和(自身を含む): 44345251008

約数和(自身を除く): 24270473454

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 169, 183, 338, 366, 491, 507, 661, 793, 982, 1014, 1322, 1473, 1586, 1983, 2379, 2946, 3966, 4758, 6383, 8593, 10309, 12766, 17186, 19149, 20618, 25779, 29951, 30927, 38298, 40321, 51558, 59902, 61854, 80642, 82979, 89853, 111709, 120963, 165958, 179706, 223418, 241926, 248937, 324551, 335127, 389363, 497874, 524173, 649102, 670254, 778726, 973653, 1048346, 1168089, 1572519, 1947306, 2336178, 3145038, 4219163, 5061719, 6814249, 8438326, 10123438, 12657489, 13628498, 15185157, 19797611, 20442747, 25314978, 30370314, 39595222, 40885494, 54849119, 59392833, 109698238, 118785666, 164547357, 257368943, 329094714, 514737886, 772106829, 1544213658, 3345796259, 6691592518, 10037388777, 20074777554]

約数ペア:

[(1, 20074777554), (2, 10037388777), (3, 6691592518), (6, 3345796259), (13, 1544213658), (26, 772106829), (39, 514737886), (61, 329094714), (78, 257368943), (122, 164547357), (169, 118785666), (183, 109698238), (338, 59392833), (366, 54849119), (491, 40885494), (507, 39595222), (661, 30370314), (793, 25314978), (982, 20442747), (1014, 19797611), (1322, 15185157), (1473, 13628498), (1586, 12657489), (1983, 10123438), (2379, 8438326), (2946, 6814249), (3966, 5061719), (4758, 4219163), (6383, 3145038), (8593, 2336178), (10309, 1947306), (12766, 1572519), (17186, 1168089), (19149, 1048346), (20618, 973653), (25779, 778726), (29951, 670254), (30927, 649102), (38298, 524173), (40321, 497874), (51558, 389363), (59902, 335127), (61854, 324551), (80642, 248937), (82979, 241926), (89853, 223418), (111709, 179706), (120963, 165958)]