2011268636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2\times {\mathrm{257}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 4051002480

約数和(自身を除く): 2039733844

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 89, 178, 247, 257, 356, 494, 514, 988, 1028, 1157, 1691, 2314, 3341, 3382, 4628, 4883, 6682, 6764, 7921, 9766, 13364, 15842, 19532, 21983, 22873, 31684, 43966, 45746, 63479, 87932, 91492, 102973, 126958, 150499, 205946, 253916, 297349, 300998, 411892, 434587, 594698, 601996, 869174, 1189396, 1738348, 1956487, 2035697, 3912974, 4071394, 5649631, 7825948, 8142788, 11299262, 22598524, 26464061, 38678243, 52928122, 77356486, 105856244, 154712972, 502817159, 1005634318, 2011268636]

約数ペア:

[(1, 2011268636), (2, 1005634318), (4, 502817159), (13, 154712972), (19, 105856244), (26, 77356486), (38, 52928122), (52, 38678243), (76, 26464061), (89, 22598524), (178, 11299262), (247, 8142788), (257, 7825948), (356, 5649631), (494, 4071394), (514, 3912974), (988, 2035697), (1028, 1956487), (1157, 1738348), (1691, 1189396), (2314, 869174), (3341, 601996), (3382, 594698), (4628, 434587), (4883, 411892), (6682, 300998), (6764, 297349), (7921, 253916), (9766, 205946), (13364, 150499), (15842, 126958), (19532, 102973), (21983, 91492), (22873, 87932), (31684, 63479), (43966, 45746)]