20552364

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 61746048

約数和(自身を除く): 41193684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 61, 63, 84, 98, 122, 126, 147, 183, 191, 196, 244, 252, 294, 366, 382, 427, 441, 549, 573, 588, 732, 764, 854, 882, 1098, 1146, 1281, 1337, 1708, 1719, 1764, 2196, 2292, 2562, 2674, 2989, 3438, 3843, 4011, 5124, 5348, 5978, 6876, 7686, 8022, 8967, 9359, 11651, 11956, 12033, 15372, 16044, 17934, 18718, 23302, 24066, 26901, 28077, 34953, 35868, 37436, 46604, 48132, 53802, 56154, 69906, 81557, 84231, 104859, 107604, 112308, 139812, 163114, 168462, 209718, 244671, 326228, 336924, 419436, 489342, 570899, 734013, 978684, 1141798, 1468026, 1712697, 2283596, 2936052, 3425394, 5138091, 6850788, 10276182, 20552364]

約数ペア:

[(1, 20552364), (2, 10276182), (3, 6850788), (4, 5138091), (6, 3425394), (7, 2936052), (9, 2283596), (12, 1712697), (14, 1468026), (18, 1141798), (21, 978684), (28, 734013), (36, 570899), (42, 489342), (49, 419436), (61, 336924), (63, 326228), (84, 244671), (98, 209718), (122, 168462), (126, 163114), (147, 139812), (183, 112308), (191, 107604), (196, 104859), (244, 84231), (252, 81557), (294, 69906), (366, 56154), (382, 53802), (427, 48132), (441, 46604), (549, 37436), (573, 35868), (588, 34953), (732, 28077), (764, 26901), (854, 24066), (882, 23302), (1098, 18718), (1146, 17934), (1281, 16044), (1337, 15372), (1708, 12033), (1719, 11956), (1764, 11651), (2196, 9359), (2292, 8967), (2562, 8022), (2674, 7686), (2989, 6876), (3438, 5978), (3843, 5348), (4011, 5124)]