18031770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 50678784

約数和(自身を除く): 32647014

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 31, 45, 46, 62, 69, 90, 93, 115, 138, 155, 186, 207, 230, 279, 281, 310, 345, 414, 465, 558, 562, 690, 713, 843, 930, 1035, 1395, 1405, 1426, 1686, 2070, 2139, 2529, 2790, 2810, 3565, 4215, 4278, 5058, 6417, 6463, 7130, 8430, 8711, 10695, 12645, 12834, 12926, 17422, 19389, 21390, 25290, 26133, 32085, 32315, 38778, 43555, 52266, 58167, 64170, 64630, 78399, 87110, 96945, 116334, 130665, 156798, 193890, 200353, 261330, 290835, 391995, 400706, 581670, 601059, 783990, 1001765, 1202118, 1803177, 2003530, 3005295, 3606354, 6010590, 9015885, 18031770]

約数ペア:

[(1, 18031770), (2, 9015885), (3, 6010590), (5, 3606354), (6, 3005295), (9, 2003530), (10, 1803177), (15, 1202118), (18, 1001765), (23, 783990), (30, 601059), (31, 581670), (45, 400706), (46, 391995), (62, 290835), (69, 261330), (90, 200353), (93, 193890), (115, 156798), (138, 130665), (155, 116334), (186, 96945), (207, 87110), (230, 78399), (279, 64630), (281, 64170), (310, 58167), (345, 52266), (414, 43555), (465, 38778), (558, 32315), (562, 32085), (690, 26133), (713, 25290), (843, 21390), (930, 19389), (1035, 17422), (1395, 12926), (1405, 12834), (1426, 12645), (1686, 10695), (2070, 8711), (2139, 8430), (2529, 7130), (2790, 6463), (2810, 6417), (3565, 5058), (4215, 4278)]