19713276

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{743}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 55246464

約数和(自身を除く): 35533188

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 67, 99, 132, 134, 198, 201, 268, 396, 402, 603, 737, 743, 804, 1206, 1474, 1486, 2211, 2229, 2412, 2948, 2972, 4422, 4458, 6633, 6687, 8173, 8844, 8916, 13266, 13374, 16346, 24519, 26532, 26748, 32692, 49038, 49781, 73557, 98076, 99562, 147114, 149343, 199124, 294228, 298686, 448029, 547591, 597372, 896058, 1095182, 1642773, 1792116, 2190364, 3285546, 4928319, 6571092, 9856638, 19713276]

約数ペア:

[(1, 19713276), (2, 9856638), (3, 6571092), (4, 4928319), (6, 3285546), (9, 2190364), (11, 1792116), (12, 1642773), (18, 1095182), (22, 896058), (33, 597372), (36, 547591), (44, 448029), (66, 298686), (67, 294228), (99, 199124), (132, 149343), (134, 147114), (198, 99562), (201, 98076), (268, 73557), (396, 49781), (402, 49038), (603, 32692), (737, 26748), (743, 26532), (804, 24519), (1206, 16346), (1474, 13374), (1486, 13266), (2211, 8916), (2229, 8844), (2412, 8173), (2948, 6687), (2972, 6633), (4422, 4458)]