19502910

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:647

約数の個数: 128

約数和(自身を含む): 63037440

約数和(自身を除く): 43534530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 85, 90, 102, 105, 119, 126, 135, 153, 170, 189, 210, 238, 255, 270, 306, 315, 357, 378, 459, 510, 595, 607, 630, 714, 765, 918, 945, 1071, 1190, 1214, 1530, 1785, 1821, 1890, 2142, 2295, 3035, 3213, 3570, 3642, 4249, 4590, 5355, 5463, 6070, 6426, 8498, 9105, 10319, 10710, 10926, 12747, 16065, 16389, 18210, 20638, 21245, 25494, 27315, 30957, 32130, 32778, 38241, 42490, 51595, 54630, 61914, 63735, 72233, 76482, 81945, 92871, 103190, 114723, 127470, 144466, 154785, 163890, 185742, 191205, 216699, 229446, 278613, 309570, 361165, 382410, 433398, 464355, 557226, 573615, 650097, 722330, 928710, 1083495, 1147230, 1300194, 1393065, 1950291, 2166990, 2786130, 3250485, 3900582, 6500970, 9751455, 19502910]

約数ペア:

[(1, 19502910), (2, 9751455), (3, 6500970), (5, 3900582), (6, 3250485), (7, 2786130), (9, 2166990), (10, 1950291), (14, 1393065), (15, 1300194), (17, 1147230), (18, 1083495), (21, 928710), (27, 722330), (30, 650097), (34, 573615), (35, 557226), (42, 464355), (45, 433398), (51, 382410), (54, 361165), (63, 309570), (70, 278613), (85, 229446), (90, 216699), (102, 191205), (105, 185742), (119, 163890), (126, 154785), (135, 144466), (153, 127470), (170, 114723), (189, 103190), (210, 92871), (238, 81945), (255, 76482), (270, 72233), (306, 63735), (315, 61914), (357, 54630), (378, 51595), (459, 42490), (510, 38241), (595, 32778), (607, 32130), (630, 30957), (714, 27315), (765, 25494), (918, 21245), (945, 20638), (1071, 18210), (1190, 16389), (1214, 16065), (1530, 12747), (1785, 10926), (1821, 10710), (1890, 10319), (2142, 9105), (2295, 8498), (3035, 6426), (3213, 6070), (3570, 5463), (3642, 5355), (4249, 4590)]