19880498532

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{16061}}^1$

素因数の和:16237

約数の個数: 96

約数和(自身を含む): 50190537600

約数和(自身を除く): 30310039068

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 89, 114, 122, 178, 183, 228, 244, 267, 356, 366, 534, 732, 1068, 1159, 1691, 2318, 3382, 3477, 4636, 5073, 5429, 6764, 6954, 10146, 10858, 13908, 16061, 16287, 20292, 21716, 32122, 32574, 48183, 64244, 65148, 96366, 103151, 192732, 206302, 305159, 309453, 412604, 610318, 618906, 915477, 979721, 1220636, 1237812, 1429429, 1830954, 1959442, 2858858, 2939163, 3661908, 3918884, 4288287, 5717716, 5878326, 8576574, 11756652, 17153148, 18614699, 27159151, 37229398, 54318302, 55844097, 74458796, 81477453, 87195169, 108636604, 111688194, 162954906, 174390338, 223376388, 261585507, 325909812, 348780676, 523171014, 1046342028, 1656708211, 3313416422, 4970124633, 6626832844, 9940249266, 19880498532]

約数ペア:

[(1, 19880498532), (2, 9940249266), (3, 6626832844), (4, 4970124633), (6, 3313416422), (12, 1656708211), (19, 1046342028), (38, 523171014), (57, 348780676), (61, 325909812), (76, 261585507), (89, 223376388), (114, 174390338), (122, 162954906), (178, 111688194), (183, 108636604), (228, 87195169), (244, 81477453), (267, 74458796), (356, 55844097), (366, 54318302), (534, 37229398), (732, 27159151), (1068, 18614699), (1159, 17153148), (1691, 11756652), (2318, 8576574), (3382, 5878326), (3477, 5717716), (4636, 4288287), (5073, 3918884), (5429, 3661908), (6764, 2939163), (6954, 2858858), (10146, 1959442), (10858, 1830954), (13908, 1429429), (16061, 1237812), (16287, 1220636), (20292, 979721), (21716, 915477), (32122, 618906), (32574, 610318), (48183, 412604), (64244, 309453), (65148, 305159), (96366, 206302), (103151, 192732)]