19381908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17749}}^1$

素因数の和:17776

約数の個数: 48

約数和(自身を含む): 55664000

約数和(自身を除く): 36282092

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 17749, 35498, 53247, 70996, 106494, 124243, 212988, 230737, 248486, 372729, 461474, 496972, 692211, 745458, 922948, 1384422, 1490916, 1615159, 2768844, 3230318, 4845477, 6460636, 9690954, 19381908]

約数ペア:

[(1, 19381908), (2, 9690954), (3, 6460636), (4, 4845477), (6, 3230318), (7, 2768844), (12, 1615159), (13, 1490916), (14, 1384422), (21, 922948), (26, 745458), (28, 692211), (39, 496972), (42, 461474), (52, 372729), (78, 248486), (84, 230737), (91, 212988), (156, 124243), (182, 106494), (273, 70996), (364, 53247), (546, 35498), (1092, 17749)]