18875844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 52422552

約数和(自身を除く): 33546708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 761, 954, 1378, 1522, 1908, 2067, 2283, 2756, 3044, 4134, 4566, 6201, 6849, 8268, 9132, 9893, 12402, 13698, 19786, 24804, 27396, 29679, 39572, 40333, 59358, 80666, 89037, 118716, 120999, 161332, 178074, 241998, 356148, 362997, 483996, 524329, 725994, 1048658, 1451988, 1572987, 2097316, 3145974, 4718961, 6291948, 9437922, 18875844]

約数ペア:

[(1, 18875844), (2, 9437922), (3, 6291948), (4, 4718961), (6, 3145974), (9, 2097316), (12, 1572987), (13, 1451988), (18, 1048658), (26, 725994), (36, 524329), (39, 483996), (52, 362997), (53, 356148), (78, 241998), (106, 178074), (117, 161332), (156, 120999), (159, 118716), (212, 89037), (234, 80666), (318, 59358), (468, 40333), (477, 39572), (636, 29679), (689, 27396), (761, 24804), (954, 19786), (1378, 13698), (1522, 12402), (1908, 9893), (2067, 9132), (2283, 8268), (2756, 6849), (3044, 6201), (4134, 4566)]