2018916666

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{887}}^1$

素因数の和:1116

約数の個数: 96

約数和(自身を含む): 4817449728

約数和(自身を除く): 2798533062

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 137, 142, 213, 234, 274, 411, 426, 639, 822, 887, 923, 1233, 1278, 1774, 1781, 1846, 2466, 2661, 2769, 3562, 5322, 5343, 5538, 7983, 8307, 9727, 10686, 11531, 15966, 16029, 16614, 19454, 23062, 29181, 32058, 34593, 58362, 62977, 69186, 87543, 103779, 121519, 125954, 126451, 175086, 188931, 207558, 243038, 252902, 364557, 377862, 379353, 566793, 729114, 758706, 818701, 1093671, 1133586, 1138059, 1579747, 1637402, 2187342, 2276118, 2456103, 3159494, 4739241, 4912206, 7368309, 8627849, 9478482, 14217723, 14736618, 17255698, 25883547, 28435446, 51767094, 77650641, 112162037, 155301282, 224324074, 336486111, 672972222, 1009458333, 2018916666]

約数ペア:

[(1, 2018916666), (2, 1009458333), (3, 672972222), (6, 336486111), (9, 224324074), (13, 155301282), (18, 112162037), (26, 77650641), (39, 51767094), (71, 28435446), (78, 25883547), (117, 17255698), (137, 14736618), (142, 14217723), (213, 9478482), (234, 8627849), (274, 7368309), (411, 4912206), (426, 4739241), (639, 3159494), (822, 2456103), (887, 2276118), (923, 2187342), (1233, 1637402), (1278, 1579747), (1774, 1138059), (1781, 1133586), (1846, 1093671), (2466, 818701), (2661, 758706), (2769, 729114), (3562, 566793), (5322, 379353), (5343, 377862), (5538, 364557), (7983, 252902), (8307, 243038), (9727, 207558), (10686, 188931), (11531, 175086), (15966, 126451), (16029, 125954), (16614, 121519), (19454, 103779), (23062, 87543), (29181, 69186), (32058, 62977), (34593, 58362)]