18739266

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4903}}^1$

素因数の和:4935

約数の個数: 48

約数和(自身を含む): 46960704

約数和(自身を除く): 28221438

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 4903, 9806, 14709, 29418, 34321, 63739, 68642, 102963, 127478, 191217, 205926, 240247, 382434, 446173, 480494, 720741, 892346, 1338519, 1441482, 2677038, 3123211, 6246422, 9369633, 18739266]

約数ペア:

[(1, 18739266), (2, 9369633), (3, 6246422), (6, 3123211), (7, 2677038), (13, 1441482), (14, 1338519), (21, 892346), (26, 720741), (39, 480494), (42, 446173), (49, 382434), (78, 240247), (91, 205926), (98, 191217), (147, 127478), (182, 102963), (273, 68642), (294, 63739), (546, 34321), (637, 29418), (1274, 14709), (1911, 9806), (3822, 4903)]