20196979642

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{2339}}^1$

素因数の和:2516

約数の個数: 96

約数和(自身を含む): 38375026560

約数和(自身を除く): 18178046918

約数列:

[1, 2, 7, 14, 17, 34, 49, 71, 73, 98, 119, 142, 146, 238, 497, 511, 833, 994, 1022, 1207, 1241, 1666, 2339, 2414, 2482, 3479, 3577, 4678, 5183, 6958, 7154, 8449, 8687, 10366, 16373, 16898, 17374, 32746, 36281, 39763, 59143, 60809, 72562, 79526, 88111, 114611, 118286, 121618, 166069, 170747, 176222, 229222, 253967, 278341, 332138, 341494, 507934, 556682, 616777, 1162483, 1195229, 1233554, 1948387, 2324966, 2390458, 2823173, 2902699, 3896774, 4317439, 5646346, 5805398, 8137381, 8366603, 8634878, 12123037, 16274762, 16733206, 19762211, 20318893, 24246074, 39524422, 40637786, 84861259, 138335477, 142232251, 169722518, 206091629, 276670954, 284464502, 412183258, 594028813, 1188057626, 1442641403, 2885282806, 10098489821, 20196979642]

約数ペア:

[(1, 20196979642), (2, 10098489821), (7, 2885282806), (14, 1442641403), (17, 1188057626), (34, 594028813), (49, 412183258), (71, 284464502), (73, 276670954), (98, 206091629), (119, 169722518), (142, 142232251), (146, 138335477), (238, 84861259), (497, 40637786), (511, 39524422), (833, 24246074), (994, 20318893), (1022, 19762211), (1207, 16733206), (1241, 16274762), (1666, 12123037), (2339, 8634878), (2414, 8366603), (2482, 8137381), (3479, 5805398), (3577, 5646346), (4678, 4317439), (5183, 3896774), (6958, 2902699), (7154, 2823173), (8449, 2390458), (8687, 2324966), (10366, 1948387), (16373, 1233554), (16898, 1195229), (17374, 1162483), (32746, 616777), (36281, 556682), (39763, 507934), (59143, 341494), (60809, 332138), (72562, 278341), (79526, 253967), (88111, 229222), (114611, 176222), (118286, 170747), (121618, 166069)]