18709236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5711}}^1$

素因数の和:5741

約数の個数: 72

約数和(自身を含む): 58216704

約数和(自身を除く): 39507468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 5711, 11422, 17133, 22844, 34266, 39977, 51399, 68532, 74243, 79954, 102798, 119931, 148486, 159908, 205596, 222729, 239862, 296972, 359793, 445458, 479724, 519701, 668187, 719586, 890916, 1039402, 1336374, 1439172, 1559103, 2078804, 2672748, 3118206, 4677309, 6236412, 9354618, 18709236]

約数ペア:

[(1, 18709236), (2, 9354618), (3, 6236412), (4, 4677309), (6, 3118206), (7, 2672748), (9, 2078804), (12, 1559103), (13, 1439172), (14, 1336374), (18, 1039402), (21, 890916), (26, 719586), (28, 668187), (36, 519701), (39, 479724), (42, 445458), (52, 359793), (63, 296972), (78, 239862), (84, 222729), (91, 205596), (117, 159908), (126, 148486), (156, 119931), (182, 102798), (234, 79954), (252, 74243), (273, 68532), (364, 51399), (468, 39977), (546, 34266), (819, 22844), (1092, 17133), (1638, 11422), (3276, 5711)]