19361538

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:189

約数の個数: 128

約数和(自身を含む): 54743040

約数和(自身を除く): 35381502

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 23, 27, 34, 42, 46, 51, 54, 63, 69, 102, 119, 126, 131, 138, 153, 161, 189, 207, 238, 262, 306, 322, 357, 378, 391, 393, 414, 459, 483, 621, 714, 782, 786, 917, 918, 966, 1071, 1173, 1179, 1242, 1449, 1834, 2142, 2227, 2346, 2358, 2737, 2751, 2898, 3013, 3213, 3519, 3537, 4347, 4454, 5474, 5502, 6026, 6426, 6681, 7038, 7074, 8211, 8253, 8694, 9039, 10557, 13362, 15589, 16422, 16506, 18078, 20043, 21091, 21114, 24633, 24759, 27117, 31178, 40086, 42182, 46767, 49266, 49518, 51221, 54234, 60129, 63273, 73899, 81351, 93534, 102442, 120258, 126546, 140301, 147798, 153663, 162702, 189819, 280602, 307326, 358547, 379638, 420903, 460989, 569457, 717094, 841806, 921978, 1075641, 1138914, 1382967, 2151282, 2765934, 3226923, 6453846, 9680769, 19361538]

約数ペア:

[(1, 19361538), (2, 9680769), (3, 6453846), (6, 3226923), (7, 2765934), (9, 2151282), (14, 1382967), (17, 1138914), (18, 1075641), (21, 921978), (23, 841806), (27, 717094), (34, 569457), (42, 460989), (46, 420903), (51, 379638), (54, 358547), (63, 307326), (69, 280602), (102, 189819), (119, 162702), (126, 153663), (131, 147798), (138, 140301), (153, 126546), (161, 120258), (189, 102442), (207, 93534), (238, 81351), (262, 73899), (306, 63273), (322, 60129), (357, 54234), (378, 51221), (391, 49518), (393, 49266), (414, 46767), (459, 42182), (483, 40086), (621, 31178), (714, 27117), (782, 24759), (786, 24633), (917, 21114), (918, 21091), (966, 20043), (1071, 18078), (1173, 16506), (1179, 16422), (1242, 15589), (1449, 13362), (1834, 10557), (2142, 9039), (2227, 8694), (2346, 8253), (2358, 8211), (2737, 7074), (2751, 7038), (2898, 6681), (3013, 6426), (3213, 6026), (3519, 5502), (3537, 5474), (4347, 4454)]