19399590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 60501168

約数和(自身を除く): 41101578

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 53, 63, 70, 83, 90, 98, 105, 106, 126, 147, 159, 166, 210, 245, 249, 265, 294, 315, 318, 371, 415, 441, 477, 490, 498, 530, 581, 630, 735, 742, 747, 795, 830, 882, 954, 1113, 1162, 1245, 1470, 1494, 1590, 1743, 1855, 2205, 2226, 2385, 2490, 2597, 2905, 3339, 3486, 3710, 3735, 4067, 4399, 4410, 4770, 5194, 5229, 5565, 5810, 6678, 7470, 7791, 8134, 8715, 8798, 10458, 11130, 12201, 12985, 13197, 15582, 16695, 17430, 20335, 21995, 23373, 24402, 25970, 26145, 26394, 30793, 33390, 36603, 38955, 39591, 40670, 43990, 46746, 52290, 61005, 61586, 65985, 73206, 77910, 79182, 92379, 116865, 122010, 131970, 153965, 183015, 184758, 197955, 215551, 233730, 277137, 307930, 366030, 395910, 431102, 461895, 554274, 646653, 923790, 1077755, 1293306, 1385685, 1939959, 2155510, 2771370, 3233265, 3879918, 6466530, 9699795, 19399590]

約数ペア:

[(1, 19399590), (2, 9699795), (3, 6466530), (5, 3879918), (6, 3233265), (7, 2771370), (9, 2155510), (10, 1939959), (14, 1385685), (15, 1293306), (18, 1077755), (21, 923790), (30, 646653), (35, 554274), (42, 461895), (45, 431102), (49, 395910), (53, 366030), (63, 307930), (70, 277137), (83, 233730), (90, 215551), (98, 197955), (105, 184758), (106, 183015), (126, 153965), (147, 131970), (159, 122010), (166, 116865), (210, 92379), (245, 79182), (249, 77910), (265, 73206), (294, 65985), (315, 61586), (318, 61005), (371, 52290), (415, 46746), (441, 43990), (477, 40670), (490, 39591), (498, 38955), (530, 36603), (581, 33390), (630, 30793), (735, 26394), (742, 26145), (747, 25970), (795, 24402), (830, 23373), (882, 21995), (954, 20335), (1113, 17430), (1162, 16695), (1245, 15582), (1470, 13197), (1494, 12985), (1590, 12201), (1743, 11130), (1855, 10458), (2205, 8798), (2226, 8715), (2385, 8134), (2490, 7791), (2597, 7470), (2905, 6678), (3339, 5810), (3486, 5565), (3710, 5229), (3735, 5194), (4067, 4770), (4399, 4410)]