18871013808

素因数分解:

$2^4\times 3^2\times {\mathrm{29723}}^1\times {\mathrm{4409}}^1$

素因数の和:34146

約数の個数: 60

約数和(自身を含む): 52826384520

約数和(自身を除く): 33955370712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4409, 8818, 13227, 17636, 26454, 29723, 35272, 39681, 52908, 59446, 70544, 79362, 89169, 105816, 118892, 158724, 178338, 211632, 237784, 267507, 317448, 356676, 475568, 535014, 634896, 713352, 1070028, 1426704, 2140056, 4280112, 131048707, 262097414, 393146121, 524194828, 786292242, 1048389656, 1179438363, 1572584484, 2096779312, 2358876726, 3145168968, 4717753452, 6290337936, 9435506904, 18871013808]

約数ペア:

[(1, 18871013808), (2, 9435506904), (3, 6290337936), (4, 4717753452), (6, 3145168968), (8, 2358876726), (9, 2096779312), (12, 1572584484), (16, 1179438363), (18, 1048389656), (24, 786292242), (36, 524194828), (48, 393146121), (72, 262097414), (144, 131048707), (4409, 4280112), (8818, 2140056), (13227, 1426704), (17636, 1070028), (26454, 713352), (29723, 634896), (35272, 535014), (39681, 475568), (52908, 356676), (59446, 317448), (70544, 267507), (79362, 237784), (89169, 211632), (105816, 178338), (118892, 158724)]