19563390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{941}}^1$

素因数の和:975

約数の個数: 128

約数和(自身を含む): 65111040

約数和(自身を除く): 45547650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 54, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 135, 154, 165, 189, 198, 210, 231, 270, 297, 315, 330, 378, 385, 462, 495, 594, 630, 693, 770, 941, 945, 990, 1155, 1386, 1485, 1882, 1890, 2079, 2310, 2823, 2970, 3465, 4158, 4705, 5646, 6587, 6930, 8469, 9410, 10351, 10395, 13174, 14115, 16938, 19761, 20702, 20790, 25407, 28230, 31053, 32935, 39522, 42345, 50814, 51755, 59283, 62106, 65870, 72457, 84690, 93159, 98805, 103510, 118566, 127035, 144914, 155265, 177849, 186318, 197610, 217371, 254070, 279477, 296415, 310530, 355698, 362285, 434742, 465795, 558954, 592830, 652113, 724570, 889245, 931590, 1086855, 1304226, 1397385, 1778490, 1956339, 2173710, 2794770, 3260565, 3912678, 6521130, 9781695, 19563390]

約数ペア:

[(1, 19563390), (2, 9781695), (3, 6521130), (5, 3912678), (6, 3260565), (7, 2794770), (9, 2173710), (10, 1956339), (11, 1778490), (14, 1397385), (15, 1304226), (18, 1086855), (21, 931590), (22, 889245), (27, 724570), (30, 652113), (33, 592830), (35, 558954), (42, 465795), (45, 434742), (54, 362285), (55, 355698), (63, 310530), (66, 296415), (70, 279477), (77, 254070), (90, 217371), (99, 197610), (105, 186318), (110, 177849), (126, 155265), (135, 144914), (154, 127035), (165, 118566), (189, 103510), (198, 98805), (210, 93159), (231, 84690), (270, 72457), (297, 65870), (315, 62106), (330, 59283), (378, 51755), (385, 50814), (462, 42345), (495, 39522), (594, 32935), (630, 31053), (693, 28230), (770, 25407), (941, 20790), (945, 20702), (990, 19761), (1155, 16938), (1386, 14115), (1485, 13174), (1882, 10395), (1890, 10351), (2079, 9410), (2310, 8469), (2823, 6930), (2970, 6587), (3465, 5646), (4158, 4705)]