19865645226

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{2819}}^1$

素因数の和:3121

約数の個数: 128

約数和(自身を含む): 51241881600

約数和(自身を除く): 31376236374

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 103, 126, 181, 189, 206, 309, 362, 378, 543, 618, 721, 927, 1086, 1267, 1442, 1629, 1854, 2163, 2534, 2781, 2819, 3258, 3801, 4326, 4887, 5562, 5638, 6489, 7602, 8457, 9774, 11403, 12978, 16914, 18643, 19467, 19733, 22806, 25371, 34209, 37286, 38934, 39466, 50742, 55929, 59199, 68418, 76113, 111858, 118398, 130501, 152226, 167787, 177597, 261002, 290357, 335574, 355194, 391503, 503361, 510239, 532791, 580714, 783006, 871071, 1006722, 1020478, 1065582, 1174509, 1530717, 1742142, 2032499, 2349018, 2613213, 3061434, 3523527, 3571673, 4064998, 4592151, 5226426, 6097497, 7047054, 7143346, 7839639, 9184302, 10715019, 12194994, 13776453, 15679278, 18292491, 21430038, 27552906, 32145057, 36584982, 52554617, 54877473, 64290114, 96435171, 105109234, 109754946, 157663851, 192870342, 315327702, 367882319, 472991553, 735764638, 945983106, 1103646957, 1418974659, 2207293914, 2837949318, 3310940871, 6621881742, 9932822613, 19865645226]

約数ペア:

[(1, 19865645226), (2, 9932822613), (3, 6621881742), (6, 3310940871), (7, 2837949318), (9, 2207293914), (14, 1418974659), (18, 1103646957), (21, 945983106), (27, 735764638), (42, 472991553), (54, 367882319), (63, 315327702), (103, 192870342), (126, 157663851), (181, 109754946), (189, 105109234), (206, 96435171), (309, 64290114), (362, 54877473), (378, 52554617), (543, 36584982), (618, 32145057), (721, 27552906), (927, 21430038), (1086, 18292491), (1267, 15679278), (1442, 13776453), (1629, 12194994), (1854, 10715019), (2163, 9184302), (2534, 7839639), (2781, 7143346), (2819, 7047054), (3258, 6097497), (3801, 5226426), (4326, 4592151), (4887, 4064998), (5562, 3571673), (5638, 3523527), (6489, 3061434), (7602, 2613213), (8457, 2349018), (9774, 2032499), (11403, 1742142), (12978, 1530717), (16914, 1174509), (18643, 1065582), (19467, 1020478), (19733, 1006722), (22806, 871071), (25371, 783006), (34209, 580714), (37286, 532791), (38934, 510239), (39466, 503361), (50742, 391503), (55929, 355194), (59199, 335574), (68418, 290357), (76113, 261002), (111858, 177597), (118398, 167787), (130501, 152226)]