1821984892

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 4032645120

約数和(自身を除く): 2210660228

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 182, 188, 281, 329, 364, 379, 562, 611, 658, 758, 1124, 1222, 1316, 1516, 1967, 2444, 2653, 3653, 3934, 4277, 4927, 5306, 7306, 7868, 8554, 9854, 10612, 13207, 14612, 17108, 17813, 19708, 25571, 26414, 34489, 35626, 51142, 52828, 68978, 71252, 92449, 102284, 106499, 124691, 137956, 171691, 184898, 212998, 231569, 249382, 343382, 369796, 425996, 463138, 498764, 686764, 745493, 926276, 1201837, 1384487, 1490986, 1620983, 2403674, 2768974, 2981972, 3241966, 4807348, 5005453, 5537948, 6483932, 9691409, 10010906, 19382818, 20021812, 35038171, 38765636, 65070889, 70076342, 130141778, 140152684, 260283556, 455496223, 910992446, 1821984892]

約数ペア:

[(1, 1821984892), (2, 910992446), (4, 455496223), (7, 260283556), (13, 140152684), (14, 130141778), (26, 70076342), (28, 65070889), (47, 38765636), (52, 35038171), (91, 20021812), (94, 19382818), (182, 10010906), (188, 9691409), (281, 6483932), (329, 5537948), (364, 5005453), (379, 4807348), (562, 3241966), (611, 2981972), (658, 2768974), (758, 2403674), (1124, 1620983), (1222, 1490986), (1316, 1384487), (1516, 1201837), (1967, 926276), (2444, 745493), (2653, 686764), (3653, 498764), (3934, 463138), (4277, 425996), (4927, 369796), (5306, 343382), (7306, 249382), (7868, 231569), (8554, 212998), (9854, 184898), (10612, 171691), (13207, 137956), (14612, 124691), (17108, 106499), (17813, 102284), (19708, 92449), (25571, 71252), (26414, 68978), (34489, 52828), (35626, 51142)]