18538380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14713}}^1$

素因数の和:14735

約数の個数: 72

約数和(自身を含む): 64270752

約数和(自身を除く): 45732372

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14713, 29426, 44139, 58852, 73565, 88278, 102991, 132417, 147130, 176556, 205982, 220695, 264834, 294260, 308973, 411964, 441390, 514955, 529668, 617946, 662085, 882780, 926919, 1029910, 1235892, 1324170, 1544865, 1853838, 2059820, 2648340, 3089730, 3707676, 4634595, 6179460, 9269190, 18538380]

約数ペア:

[(1, 18538380), (2, 9269190), (3, 6179460), (4, 4634595), (5, 3707676), (6, 3089730), (7, 2648340), (9, 2059820), (10, 1853838), (12, 1544865), (14, 1324170), (15, 1235892), (18, 1029910), (20, 926919), (21, 882780), (28, 662085), (30, 617946), (35, 529668), (36, 514955), (42, 441390), (45, 411964), (60, 308973), (63, 294260), (70, 264834), (84, 220695), (90, 205982), (105, 176556), (126, 147130), (140, 132417), (180, 102991), (210, 88278), (252, 73565), (315, 58852), (420, 44139), (630, 29426), (1260, 14713)]