19660098

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 43776000

約数和(自身を除く): 24115902

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 59, 74, 79, 111, 114, 118, 158, 177, 222, 237, 354, 474, 703, 1121, 1406, 1501, 2109, 2183, 2242, 2923, 3002, 3363, 4218, 4366, 4503, 4661, 5846, 6549, 6726, 8769, 9006, 9322, 13098, 13983, 17538, 27966, 41477, 55537, 82954, 88559, 111074, 124431, 166611, 172457, 177118, 248862, 265677, 333222, 344914, 517371, 531354, 1034742, 3276683, 6553366, 9830049, 19660098]

約数ペア:

[(1, 19660098), (2, 9830049), (3, 6553366), (6, 3276683), (19, 1034742), (37, 531354), (38, 517371), (57, 344914), (59, 333222), (74, 265677), (79, 248862), (111, 177118), (114, 172457), (118, 166611), (158, 124431), (177, 111074), (222, 88559), (237, 82954), (354, 55537), (474, 41477), (703, 27966), (1121, 17538), (1406, 13983), (1501, 13098), (2109, 9322), (2183, 9006), (2242, 8769), (2923, 6726), (3002, 6549), (3363, 5846), (4218, 4661), (4366, 4503)]