18941310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 52907040

約数和(自身を除く): 33965730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 73, 90, 93, 135, 146, 155, 186, 219, 270, 279, 310, 365, 438, 465, 558, 657, 730, 837, 930, 961, 1095, 1314, 1395, 1674, 1922, 1971, 2190, 2263, 2790, 2883, 3285, 3942, 4185, 4526, 4805, 5766, 6570, 6789, 8370, 8649, 9610, 9855, 11315, 13578, 14415, 17298, 19710, 20367, 22630, 25947, 28830, 33945, 40734, 43245, 51894, 61101, 67890, 70153, 86490, 101835, 122202, 129735, 140306, 203670, 210459, 259470, 305505, 350765, 420918, 611010, 631377, 701530, 1052295, 1262754, 1894131, 2104590, 3156885, 3788262, 6313770, 9470655, 18941310]

約数ペア:

[(1, 18941310), (2, 9470655), (3, 6313770), (5, 3788262), (6, 3156885), (9, 2104590), (10, 1894131), (15, 1262754), (18, 1052295), (27, 701530), (30, 631377), (31, 611010), (45, 420918), (54, 350765), (62, 305505), (73, 259470), (90, 210459), (93, 203670), (135, 140306), (146, 129735), (155, 122202), (186, 101835), (219, 86490), (270, 70153), (279, 67890), (310, 61101), (365, 51894), (438, 43245), (465, 40734), (558, 33945), (657, 28830), (730, 25947), (837, 22630), (930, 20367), (961, 19710), (1095, 17298), (1314, 14415), (1395, 13578), (1674, 11315), (1922, 9855), (1971, 9610), (2190, 8649), (2263, 8370), (2790, 6789), (2883, 6570), (3285, 5766), (3942, 4805), (4185, 4526)]