18477930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 46707840

約数和(自身を除く): 28229910

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 67, 87, 134, 145, 174, 201, 290, 317, 335, 402, 435, 634, 670, 870, 951, 1005, 1585, 1902, 1943, 2010, 3170, 3886, 4755, 5829, 9193, 9510, 9715, 11658, 18386, 19430, 21239, 27579, 29145, 42478, 45965, 55158, 58290, 63717, 91930, 106195, 127434, 137895, 212390, 275790, 318585, 615931, 637170, 1231862, 1847793, 3079655, 3695586, 6159310, 9238965, 18477930]

約数ペア:

[(1, 18477930), (2, 9238965), (3, 6159310), (5, 3695586), (6, 3079655), (10, 1847793), (15, 1231862), (29, 637170), (30, 615931), (58, 318585), (67, 275790), (87, 212390), (134, 137895), (145, 127434), (174, 106195), (201, 91930), (290, 63717), (317, 58290), (335, 55158), (402, 45965), (435, 42478), (634, 29145), (670, 27579), (870, 21239), (951, 19430), (1005, 18386), (1585, 11658), (1902, 9715), (1943, 9510), (2010, 9193), (3170, 5829), (3886, 4755)]