20176906204

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{100237}}^1$

素因数の和:100347

約数の個数: 72

約数和(自身を含む): 44794357440

約数和(自身を除く): 24617451236

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 79, 91, 98, 158, 182, 196, 316, 364, 553, 637, 1027, 1106, 1274, 2054, 2212, 2548, 3871, 4108, 7189, 7742, 14378, 15484, 28756, 50323, 100237, 100646, 200474, 201292, 400948, 701659, 1303081, 1403318, 2606162, 2806636, 4911613, 5212324, 7918723, 9121567, 9823226, 15837446, 18243134, 19646452, 31674892, 36486268, 55431061, 63850969, 102943399, 110862122, 127701938, 205886798, 221724244, 255403876, 388017427, 411773596, 720603793, 776034854, 1441207586, 1552069708, 2882415172, 5044226551, 10088453102, 20176906204]

約数ペア:

[(1, 20176906204), (2, 10088453102), (4, 5044226551), (7, 2882415172), (13, 1552069708), (14, 1441207586), (26, 776034854), (28, 720603793), (49, 411773596), (52, 388017427), (79, 255403876), (91, 221724244), (98, 205886798), (158, 127701938), (182, 110862122), (196, 102943399), (316, 63850969), (364, 55431061), (553, 36486268), (637, 31674892), (1027, 19646452), (1106, 18243134), (1274, 15837446), (2054, 9823226), (2212, 9121567), (2548, 7918723), (3871, 5212324), (4108, 4911613), (7189, 2806636), (7742, 2606162), (14378, 1403318), (15484, 1303081), (28756, 701659), (50323, 400948), (100237, 201292), (100646, 200474)]