18875208

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 55987200

約数和(自身を除く): 37111992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 53, 57, 66, 71, 76, 88, 106, 114, 132, 142, 152, 159, 209, 212, 213, 228, 264, 284, 318, 418, 424, 426, 456, 568, 583, 627, 636, 781, 836, 852, 1007, 1166, 1254, 1272, 1349, 1562, 1672, 1704, 1749, 2014, 2332, 2343, 2508, 2698, 3021, 3124, 3498, 3763, 4028, 4047, 4664, 4686, 5016, 5396, 6042, 6248, 6996, 7526, 8056, 8094, 9372, 10792, 11077, 11289, 12084, 13992, 14839, 15052, 16188, 18744, 22154, 22578, 24168, 29678, 30104, 32376, 33231, 41393, 44308, 44517, 45156, 59356, 66462, 71497, 82786, 88616, 89034, 90312, 118712, 124179, 132924, 142994, 165572, 178068, 214491, 248358, 265848, 285988, 331144, 356136, 428982, 496716, 571976, 786467, 857964, 993432, 1572934, 1715928, 2359401, 3145868, 4718802, 6291736, 9437604, 18875208]

約数ペア:

[(1, 18875208), (2, 9437604), (3, 6291736), (4, 4718802), (6, 3145868), (8, 2359401), (11, 1715928), (12, 1572934), (19, 993432), (22, 857964), (24, 786467), (33, 571976), (38, 496716), (44, 428982), (53, 356136), (57, 331144), (66, 285988), (71, 265848), (76, 248358), (88, 214491), (106, 178068), (114, 165572), (132, 142994), (142, 132924), (152, 124179), (159, 118712), (209, 90312), (212, 89034), (213, 88616), (228, 82786), (264, 71497), (284, 66462), (318, 59356), (418, 45156), (424, 44517), (426, 44308), (456, 41393), (568, 33231), (583, 32376), (627, 30104), (636, 29678), (781, 24168), (836, 22578), (852, 22154), (1007, 18744), (1166, 16188), (1254, 15052), (1272, 14839), (1349, 13992), (1562, 12084), (1672, 11289), (1704, 11077), (1749, 10792), (2014, 9372), (2332, 8094), (2343, 8056), (2508, 7526), (2698, 6996), (3021, 6248), (3124, 6042), (3498, 5396), (3763, 5016), (4028, 4686), (4047, 4664)]