19274262

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 46110720

約数和(自身を除く): 26836458

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 79, 111, 157, 158, 222, 237, 259, 314, 471, 474, 518, 553, 777, 942, 1099, 1106, 1554, 1659, 2198, 2923, 3297, 3318, 5809, 5846, 6594, 8769, 11618, 12403, 17427, 17538, 20461, 24806, 34854, 37209, 40663, 40922, 61383, 74418, 81326, 86821, 121989, 122766, 173642, 243978, 260463, 458911, 520926, 917822, 1376733, 2753466, 3212377, 6424754, 9637131, 19274262]

約数ペア:

[(1, 19274262), (2, 9637131), (3, 6424754), (6, 3212377), (7, 2753466), (14, 1376733), (21, 917822), (37, 520926), (42, 458911), (74, 260463), (79, 243978), (111, 173642), (157, 122766), (158, 121989), (222, 86821), (237, 81326), (259, 74418), (314, 61383), (471, 40922), (474, 40663), (518, 37209), (553, 34854), (777, 24806), (942, 20461), (1099, 17538), (1106, 17427), (1554, 12403), (1659, 11618), (2198, 8769), (2923, 6594), (3297, 5846), (3318, 5809)]